Monsieur G's collection: jewelry from 1970 - 1990
Sunday 9 November 2025 at 14:00
1 ter, boulevard de la République, 92210 Saint-Cloud
278 lots
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201 - Ring in yellow gold 750 thousandths, the bezel featuring a heart set with a heart-cut pink tourmaline approx. 2.40 ct in a surround of seven modern brilliant-cut diamonds. French M.O.: A. Nœud. C. Circa 1980. Tourmaline size: 11.5 x 9.6 x 4.7 mm Total estimated diamond weight: 0.07 ct Finger size : 54.5 - Gross weight : 9.1 g
Result €800Estimate €400 - €600 -
202 - Toi et Moi ring in 750 thousandths yellow gold, set with two heart-cut citrines, underlined by a line of twelve small round-cut rubies. Circa 1980. Total estimated weight of citrines/rubies: 2.80/0.15 ct Finger: 53 - Gross weight: 11.1 g
Result €750Estimate €400 - €600 -
203 - Brooch in 750 thousandths yellow and white gold, set with an old cushion-cut citrine weighing approx. 14 ct, shouldered by two pointed gadrooned motifs, highlighted with thirty-three modern brilliant-cut diamonds (one missing), the clasp secured. Circa 1980. Citrine size: 16 x 15.9 x 12 mm Total diamond weight: 0.25 ct Height 1.8 cm - Width: 4.8 cm Gross weight : 16,1 g
Result €1,100Estimate €450 - €550 -
204 - Important ring in yellow gold 750 thousandths, set with a pink tourmaline approx. 12.60 ct, shouldered by two lines of eighteen modern brilliant-cut brown diamonds. French work from the 1980s. Tourmaline size: 17 x 13 x 9.8 mm Total estimated diamond weight: 0.20 ct Finger: 51.5 - Gross weight: 14.9 g
Result €1,400Estimate €500 - €800 -
205 - Ring in 750 thousandths yellow gold, set with an oval-cut pink sapphire weighing approx. 1.70 ct, the setting carved in places with stars. French M. O. (partial) : D. D. Circa 1980. Sapphire size: 8 x 6.7 x 4.2 mm Finger: 53 - Gross weight: 15.7 g
Result €970Estimate €500 - €800 -
206 - Barrette brooch in pink gold 750 thousandths, featuring a torch, the flame consisting of a cabochon-cut pink sapphire, part of the brooch also set with seven modern brilliant-cut diamonds, secure clasp. Total estimated diamond weight: 0.05 ct Length: 7.2 cm - Gross weight: 8.9 g
Result €550Estimate €350 - €450 -
207 - BIFFI. Necklace in yellow gold 750 thousandths, with gourmette link, alternating with three oval-cut maderian citrines, the largest approx. 5.60 ct, ratchet clasp (difficult to open). Signed. Work from the 1980s. Total estimated weight of citrines: 10 ct Length: 39.5 cm - Gross weight: 48 g
Result €3,200Estimate €1,500 - €2,000 -
208 - Toi et Moi ring in 750 thousandths yellow gold, set with an oval-cut pink tourmaline and a cabochon-cut peridot mounted on the reverse. French M. O. (partial) : D. Lyre. Circa 1980. Estimated tourmaline/peridot weight: 1.80/2.30 ct Finger: 52 - Gross weight: 13 g
Result €1,000Estimate €400 - €600 -
209 - Toi et Moi ring in yellow gold 750 thousandths, set with a pear-cut almandine garnet approx. 0.70 ct and a peridot approx. 0.90 ct. M. O. (partial) : A. SE above a butterfly. B. In an oval. Circa 1980. Finger: 51 - Gross weight: 6.4 g
Result €450Estimate €150 - €250 -
210 - Pair of ear clips in 750 thousandths yellow gold, each presenting a motif set with an oval-cut peridot weighing approx. 2.70 ct, set in a surround of fourteen modern brilliant-cut diamonds, the whole holding a removable ring set with forty-nine colored gems such as aquamarines, peridots, amethysts, garnets and citrines, arranged in a rainbow pattern, toggle fasteners (to be tightened). Circa 1980. Total estimated diamond weight: 0.50 ct, Height : 7.5 cm - Width : 5.5 cm - Gross weight : 44.9 g
Result €2,400Estimate €1,500 - €2,000 -
211 - VAN DER BAUWEDE. Band ring in yellow gold 750 thousandths, presenting a cabochon-cut emerald approx. 1.60 ct, the ring carved with leaves and enameled in green. Signed. Emerald size: 8.3 x 6.2 x 4.4 mm Finger: 49 - Gross weight: 20.3 g
Result €1,350Estimate €800 - €1,000 -
212 - Yellow gold ring, 750 thousandths, presenting an oval-cut tsavorite garnet, approx. 1.40 ct, set with forty-eight calibrated diamonds. French workmanship. Stone size: 8.2 x 7.2 x 3.7 mm Total estimated diamond weight: 1.45 ct Finger: 52 - Gross weight: 7.3 g
Result €1,650Estimate €400 - €600 -
213 - Necklace in yellow gold 750 thousandths, with twisted link, featuring in its center an oval-cut tourmaline approx. 4.90 ct, secure ratchet clasp (stone mounted later). Circa 1980. Tourmaline size: 12.3 x 9.6 x 7 mm Length: 36.5 cm - Gross weight: 38.6 g
Result €2,500Estimate €1,000 - €1,500 -
214 - MAGIE. Set comprising a pair of ear studs and a pendant in 750 thousandths yellow gold, featuring hearts alternating between lines set with sixty-seven modern brilliant-cut diamonds (one missing) and lines of green enamel, system for pierced ears. Italian work of the 1980s. Total estimated diamond weight: 3.70 ct Height 2.2 cm - Width: 2.5 cm - Total gross weight: 26.7 g
Result €1,800Estimate €600 - €800 -
215 - Ring in 750 thousandths yellow gold, featuring a heart with a padded texture and punctuated with thirteen modern brilliant-cut diamonds. Total estimated diamond weight: 0.13 ct Finger: 53 - Gross weight: 10.6 g
Result €1,500Estimate €350 - €500 -
216 - CARTIER. Pendant in 750 thousandths yellow gold holding a 2.23 ct heart-cut diamond (presented loose), the bezel set with five modern brilliant-cut diamonds, held by a 750 thousandths yellow gold forçat link chain (unsigned), secure spring clasp. Pendant signed and numbered 3963. Diamond size: 8.6 x 9.5 x 4.6 mm Length: 38 cm - Gross weight: 5.3 g Diamond certified by the Laboratoire Français de Gemmologie as weighing 2.23 ct, F color, SI2 clarity, with low luminescence.
Result €5,800Estimate €5,000 - €5,200 -
217 - EVA SAGOURA. Ring in yellow gold 750 thousandths, presenting a blue agate carved with a rabbit, its eyes set with two cabochon-cut emeralds, the body punctuated with six round-cut amethysts, the setting carved with foliate branches. Signed. Finger: 50.5 - Gross weight: 33.5 g
Result €3,800Estimate €2,000 - €2,500 -
218 - Pair of ear clips in 750 thousandths yellow gold, each presenting a flower motif composed of four round-cut amethysts holding, as a pendant, another heart-cut amethyst weighing approx. 10.60 ct and punctuated by two round-cut rubies. French M.O.: Sté BUEE-GENDREAU-LEVASSEUR (insculpation 1970). Circa 1980. Total estimated weight of amethysts/rubies: 27.60/0.20 ct Height : 4 cm - Width : 2 cm - Gross weight : 29.2 g
Result €1,600Estimate €400 - €600 -
219 - Necklace in 750 thousandths yellow gold, with a gourmette link holding a central motif featuring a large oval-cut amethyst, approx. 16.30 ct, in a setting of fourteen modern brilliant-cut diamonds and fourteen round-cut sapphires, the lobster clasp (slight damage to chain). Central motif probably mounted on a later chain. Italian work. Estimated total weight of diamonds/sapphires: 0.40/0.50 ct Length: 38.5 cm - Size of motif: 3 x 2.5 cm Gross weight: 28.9 g
Result €1,900Estimate €800 - €1,200 -
220 - Ring in yellow gold 750 thousandths, set with a blue topaz and a fancy-cut amethyst, the setting godronnée. Circa 1980. Estimated topaz/amethyst weight: 1/0.80 ct Finger: 52.5 - Gross weight: 6.4 g
Result €900Estimate €300 - €500 -
221 - Ring in yellow gold 750 thousandths, presenting a cabochon-cut yellow heart sapphire, highlighted by an arrow set with thirty-seven modern brilliant-cut diamonds, the arrow feathers in blackened gold. French M. O. (partial) : A. H. Total estimated diamond weight: 0.20 ct Finger : 52 - Gross weight : 16.4 g
Result €900Estimate €500 - €700 -
222 - Domed ring in yellow gold 750 thousandths, alternating two amethysts and two trapeze-cut almandine garnets. M. O. : HOURDEQUIN-GRINGOIRE (insculpation in 1965). Circa 1980. Estimated total weight of amethysts/garnets: 0.40/0.65 ct Finger: 51.5 - Gross weight: 6.9 g
Result €800Estimate €300 - €500 -
223 - Snake ring in yellow gold 750 thousandths, the head set with a pear-cut diamond approx. 0.60 ct. Circa 1970. Diamond size: 7 x 4.8 x 3 mm Finger: 48 - Gross weight: 9 g
Result €2,300Estimate €500 - €800 -
224 - POIRAY. Ring in yellow and white gold 750 thousandths, set with a line of eleven baguette-cut diamonds, presented between two gadroons. Signed and numbered 44565. Total estimated diamond weight: 0.30 ct Finger : 53 - Gross weight : 15.2 g Accompanied by a jewelry box.
Result €2,200Estimate €500 - €800 -
225 - Ring in 750 thousandths yellow gold, set with a heart-shaped cabochon-cut green tourmaline (minor chips), shouldered by two cabochon-cut amethysts. Circa 1980. Tourmaline size: 9.8 x 12.8 x 5.4 mm Total estimated weight of amethysts: 5.60 ct Finger: 53 - Gross weight: 12.8 g
Result €800Estimate €500 - €700 -
226 - Ring in yellow gold 750 thousandths, set with a troïda-cut amethyst approx. 4.40 ct, the bezel depicting a heart, the setting gadrooned (internal red spot). Work of the 1980s. Amethyst probably set later. Amethyst size: 12 x 12.7 x 7.4 mm Finger: 55.5 - Gross weight: 15.3 g
Result €800Estimate €500 - €600 -
227 - DIDIER GUERIN. Ring in yellow gold 750 thousandths, presenting a heart-cut topaz approximately 2.60 ct (small chips). Signed. French M. O. (partial) : L. Sté M. Circa 1980. Topaz size: 10.3 x 10.5 x 4.2 mm Finger: 55 - Gross weight: 12.6 g
Result €820Estimate €300 - €500 -
228 - Ring in yellow gold 750 thousandths, set with a heart-cut citrine weighing approx. 1.50 ct, the setting gadrooned. M. O. (partial) : Sté. Diamant. SD. In an oval. Circa 1980. Stone size: 8.1 x 7.9 x 5.2 mm Finger: 52 - Gross weight: 11.9 g
Result €850Estimate €400 - €600 -
229 - Band ring in pink gold 750 thousandths, set with a rectangular-cut peridot approx. 1.10 ct, the gadrooned setting (internal brown spot). Circa 1980. Peridot size: 7.1 x 4.9 x 3.7 mm Finger: 49.5 - Gross weight: 5.2 g
Result €480Estimate €200 - €400 -
230 - Ring in brushed 750-thousandth yellow gold, presenting an old cushion-cut diamond weighing approx. 1.30 ct, the setting godronnée. French M.O. (partial): .P. Circa 1980. Diamond size: 6.8 x 6.6 x 4.8 mm Finger: 53 - Gross weight: 9.7 g
Result €1,700Estimate €1,000 - €1,500 -
231 - REPOSSI. Necklace in 750 thousandths yellow gold, featuring five large heart-shaped citrines, alternating smooth and gadrooned links, ratchet clasp. Signed. Italian work, 1980s. Dim. of main citrine: 32.3 x 31.7 x 23.4 mm Length: 37 cm - Width: 1.9 cm - Gross weight: 150.5 g
Result €8,500Estimate €5,000 - €8,000 -
232 - BOUCHERON "Jaipur". Circular pendant in yellow and white gold 750 thousandths, with gadrooned decoration set with a cabochon-cut amethyst, the clip clasp, held by a bright purple satin cord. Signed and numbered B457. X324. Circa 1980. Pendant size: 2.9 x 2.1 cm Gross weight: 14.1 g
Result €1,500Estimate €600 - €800 -
233 - BOUCHERON "Jaipur". Ring in yellow and white gold 750 thousandths, set with a cabochon-cut citrine weighing approximately 1.90 ct, the setting godronnée. Signed and numbered B359 23987. M. O. français (partiel) : Sté. B. Circa 1990. Citrine size: 8.8 x 6.6 x 4.8 mm Finger: 52 - Gross weight: 12.1 g
Result €1,600Estimate €500 - €800 -
234 - Set consisting of a ring and a pair of ear clips in yellow and white gold 750 thousandths, each set with an amethyst and a citrine cut in a semicircle, the settings gadrooned, system for pierced ears. Circa 1980. Earring size: 2.1 x 1.2 cm Ring width: 1.6 cm Finger: 50 - Total gross weight: 25.5 g
Result €1,350Estimate €700 - €1,000 -
235 - Large ring in yellow gold 750 thousandths, presenting two joined rings, one set with an amethyst and the other with a citrine, both oval-cut. French work of the 1980s. Estimated amethyst/citrine weight: 0.75/0.90ct Finger: 53 - Gross weight: 10.2 g
Result €700Estimate €400 - €600 -
236 - Pair of almond-shaped ear studs in yellow gold 750 thousandths, set with two gadrooned cabochons, one amethyst and one citrine, Alpa attachments. Circa 1980. Height 2.2 cm - Width: 1 cm Gross weight: 6 g
Result €300Estimate €150 - €250 -
237 - Necklace in 750-thousandths yellow gold, with oval links alternating with diamond points, the clasp secured with a ratchet. Length : 43.5 cm - Width : 0.80 cm Weight : 69.6 g
Result €4,700Estimate €1,800 - €2,200 -
238 - BULGARI "Doppio". Ring in yellow gold 750 thousandths, presenting two joined gadrooned rings, set with an amethyst and an oval-cut citrine (polished facets, split ring). Signed. Year 1980. Estimated amethyst/citrine weight: 1.40/1.45 ct Finger. Size : 54.5 - Gross weight : 16.4 g
Result €2,500Estimate €500 - €800 -
239 - Pair of ear clips in 750 thousandths yellow gold, each set with a pear-shaped cabochon-cut amethyst and a suiffé ruby, the setting gadrooned, toggle clasp. Circa 1980. Estimated total weight of amethysts: 14.2 ct Height 1.9 cm - Width: 2 cm Gross weight: 14.8 g
Result €1,400Estimate €250 - €350 -
240 - REPOSSI. Ring in yellow gold 750 thousandths, set with a heart-cut amethyst approx. 5.60 ct, shouldered by two trapeze-cut diamonds, the setting godronnée. Signed. Circa 1980. Amethyst size: 12.9 x 12.8 x 7.5 mm Total estimated diamond weight: 0.08 ct Finger: 47 (tightening ring) - Gross weight: 14.1 g
Result €1,400Estimate €500 - €600 -
241 - River bracelet in yellow gold 750 thousandths, with eleven oval links, each set with a cabochon-cut amethyst approx. 3.20 ct, lobster clasp. French M. O.: D. lyre. D. Work of the 1980s. Estimated total weight of amethysts: 35.20 ct Length: 19.1 cm - Width: 3.2 cm Gross weight : 44 g
Result €2,250Estimate €600 - €800 -
242 - Pendant in yellow gold 750 thousandths, featuring a large rectangular-cut amethyst approx. 14.60 ct, clip-system setting, secured. M. O. (partial): G. Amethyst size: 16.6 x 13.5 x 11.2 mm Height 3.4 cm - Width: 2.2 cm Gross weight: 15.2 g
Result €1,550Estimate €350 - €450 -
243 - CHAUMET PARIS. Pair of ear clips in yellow and white gold 750 thousandths and platinum 850 thousandths, with hammered decoration, each highlighted with three modern brilliant-cut diamonds, toggle clasp. Signed. Circa 1970. Total estimated diamond weight: 0.12 ct Height 1.5 cm - Width: 1.3 cm Gross weight : 16 g
Result €1,900Estimate €600 - €800 -
244 - Toi et Moi ring in 750 thousandths yellow and white gold, set with two oval-cut emeralds (minor chips), each highlighted with five small 8/8-cut diamonds, the setting gadrooned. Circa 1980. Total estimated weight of emeralds: 0.28/0.30 ct Estimated total weight of diamonds: 0.08 ct Finger size: 54.5 - Gross weight: 7 g
Result €850Estimate €300 - €500 -
245 - Toi et Moi ring in 750 thousandths yellow gold, set on one side with thirty-four modern brilliant-cut diamonds and on the other with thirty-two round-cut emeralds. Circa 1980. Total estimated weight of diamonds/emeralds: 1/1.20 ct Finger: 52 - Gross weight: 9.2 g
Result €1,600Estimate €600 - €800 -
246 - MAUBOUSSIN "Olympe". Ring in 750 thousandths yellow gold, set with a central modern brilliant-cut diamond weighing approx. 0.30 ct, shouldered by two cylinders set with six baguette-cut diamonds and four modern brilliant-cut diamonds mounted in reverse. Signed and numbered 44797 18 KTS. Circa 1990. Total estimated diamond weight: 0.80 ct Finger: 50 - Gross weight: 4.8 g
Result €1,250Estimate €400 - €600 -
247 - Necklace in yellow gold 750 thousandths, decorated with carved bamboo branches, the central motif set with two hundred and thirty-four modern brilliant-cut diamonds, the clip clasp (slight play). Work of the 1980's. M. O. : G.G. In an oval. Estimated total diamond weight: 1.80 ct Neck size : 40 cm - Gross weight : 81.8 g
Result €5,600Estimate €2,000 - €3,000 -
248 - MAUBOUSSIN. Band ring in 750 thousandths yellow gold, with a chevron motif alternating with eighteen modern brilliant-cut diamonds. Signed and numbered 44747. Circa 1990. Total estimated diamond weight: 0.54 ct Width: 2.1 cm - Finger: 51.5 - Gross weight: 9.9 g
Result €3,500Estimate €350 - €450 -
249 - Domed ring in 750 thousandths yellow gold, the sculptural bezel alternated with forty-eight modern brilliant-cut diamonds (some with minor bumps). Total estimated diamond weight: 0.35 ct Finger: 51 - Gross weight: 13.6 g
Result €1,200Estimate €450 - €650 -
250 - Band ring in yellow gold 750 thousandths, presenting an emerald-cut yellow diamond (estimated light) approx. 2.5 ct, shouldered by six baguette-cut diamonds. French M. O. (partial) : P. Diamond size: 8.1 x 7.3 x 5 mm Total estimated diamond weight: 3.10 ct Finger: 51 - Gross weight: 14.1 g
Result €4,800Estimate €4,000 - €4,500
About the sale
SALE Collection of Monsieur G : 1970 - 1990
SUNDAY, NOVEMBER 9, 2025 AT 2PM IN SAINT CLOUD
Public exhibitions :
FRIDAY NOVEMBER 7 AND SATURDAY NOVEMBER 8 from 11am to 6pm (continuous).
CREDIT CARD AUTHORIZATIONS
Credit card debit authorizations given prior to the sale or to online auction platforms will be debited for the winning bidders.
Credit card debit authorizations given by persons who have not won lots may appear as debits on certain online banking applications until the end of the guarantee period, which is a minimum of 7 days and varies from one bank to another. On "final" monthly bank statements, the deposit will no longer appear if it has not been used.
Bid online on Drouot Digital, by telephone or by purchase order.
Deadline for submitting purchase orders and telephone line requests: BEFORE 4 p.m. SATURDAY, November 8, 2025..
S.V.V. Guillaume Le Floc'h does not guarantee to accept requests received after this deadline.
Purchase orders below the low estimate will not be accepted.
FOR NEW CUSTOMERS :
- VALID IDENTITY DOCUMENT
- DEPOSIT REQUIRED.
Information: contact@lefloch-drouot.fr // 01 46 02 20 15
Storage is free for the first 14 calendar days after the sale date. After this period, storage charges will be applied at the following rates:
- 1€ / 5€ / 10€ / 20€ per day, from the 15th calendar day, depending on the nature of the lot*.
*Very small: jewelry, books, unframed works on paper measuring less than A4
Small: paintings measuring less than 1.5 x 1.5 m, light and small-sized lots.
Medium: paintings measuring over 1.5 m, small and heavy lots
Large: large and heavy lots, and large or multi-lot lots
All purchases (even if paid for) not collected within one year of the sale will be considered abandoned.
*Gemstones and pearls may have undergone embellishment practices (oiling for emeralds, heat treatment for sapphires or rubies, bleaching for pearls). These enhancements are considered traditional and are accepted by the international gemstone and pearl trade. Consequently, these treatments are not mentioned in the catalog.
*All watches have been tested at the time of writing. Except for the mention of a mechanism "to be overhauled", the watches were functional. However, the accuracy of the movements is not guaranteed, nor is the operation of the watches beyond the date of sale.
Terms of sale
Show the terms of sale