Art Deco diamonds line brooch in platinum 850. Bar brooch decorated with a line of twenty-threeold-cut diamonds , arranged in fall: they join in the centre on a more important diamond. The diamonds are set in grain on a platinum setting in a frame worked with a pearl frieze. Antique brooch from the Art Deco period (circa 1925/1930), French jewel.
Dog’s head hallmark and illegible and badly inscribed goldsmith’s hallmark
Dimensions : 5 mm x 77 mm
Total estimated weight of diamonds : 2.06 carats
Note : sold in its antique box. The clasp and its security works.
Condition : scratches from use
Art Deco onyx jabot pin in platinum. Pin set with two cabochon-cut onyxes surrounded by 30 rose-cut diamonds. The jewel adopts a geometrical shape and colors typical of the Art Deco period. French Art Deco jabot pin, circa 1930.
Dog head hallmark
Total dimensions: 98 mm x 15 mm Dimensions of one design: 15 mm x 26 mm
Estimated diamond weight : 0,15 carat
Condition : fine traces of glue below onyx, scratches from use
Art Deco Tutti Frutti clip brooch in 18 karat gold (750) and platinum (900). Brooch taking the form of a crescent moon, decorated with flowers stylized by petals carved with sapphires, rubies and emeralds, the pistil represented by single cut diamonds. This brooch is composed of fourteen rubies, seventeen sapphires, nine emeralds and fourteen diamonds. Art Deco brooch, in the style of Cartier Paris Tutti Frutti jewelry, circa 1925
Eagle head hallmark, dog head hallmark and illegible goldsmith’s hallmark.
Dimensions : 25 x 32 mm
Estimated weight of sapphires : 2.55 carats
Estimated weight of rubies : 2.10 carats
Estimated weight of emeralds : 0.90 carats
Estimated weight of diamonds: 0.28 carat
Art deco diamond pearl ring in gold 18 karats (750) and platinum (950). Circular ring centred of a white cultured pearl of approximately 7.7 mm, surrounded by 16 single cut diamonds. Art Deco ring, circa 1930, France.
Eagle head hallmark and dog head hallmark
Finger size: 53 EU or 6.25 US (can be changed)
Diameter of the bezel: 13 mm
Height of the bezel: 12 mm
An analysis was carried out by the Laboratoire Français de Gemmologie on 20/06/2023, the details of which are given below:
Characteristics of the pearl
Identification : Beaded cultured pearl
Environment : Saltwater
Treatment : N – No indication of treatment
Shape : Rounded
Drilling : Half – drilled
Measurements : 7.7 mm approx.
Note: the analysis will be sent to the buyer
Condition : Scratches from use
Art Nouveau single earring in 18 karat yellow gold and platinum. Antique sleeper set with a mobile colourless corundum (imitating diamond), the latter is topped by an imitation stone in a platinum setting. Dormeuse dating from the 1910s, Art Nouveau period, mismatched jewel.
Eagle head hallmarks
Dimensions: 20 mm x 6 mm
Note: the fastening system works, the buckle goes through the front of the earlobe and closes at the back.
Condition: scratches from use, earring sold alone.
Art Nouveau ruby ring in 18 karat yellow gold and platinum. Antique ring of the Art Nouveau period decorated with a pigeon’s blood ruby and diamonds. In its center there is a cushion-cut ruby. The ruby is framed by two old-cut diamonds. The whole is surrounded by twelve rose-cut diamonds in a platinum beaded setting. The shoulders of the ring are embellished with leaves setted with diamonds. Art nouveau ring, circa 1910, France, Paris.
Marked with an eagle’s head and the mark of the goldsmith Georges Lavoipierre (active in Paris between 1906 and 1942).
Finger size : 53 EU or 6.5 US (possible to change)
A certificate was issued by the Bellerophon laboratory on 16/01/2023:
Characteristics of the ruby : Description : transparent gemstone
Weight : 0,31 carat approximately
Dimensions : 4.09 x 3.65 x 2.59 mm
Size : oval
Identification: natural ruby Colour: vivid red
Fluorescence : Strong red
Comment : no indication of heating
Geographical origin : Burma (Mogok, Myanmar). This ruby can be called “pigeon blood” on the trade.
Estimated weight of the main diamonds: 0.19 and 0.14 carat
Estimated total diamond weight: 0.47 carat
Condition : scratches from use. Visible with a loupe : a thin chip on the border of one diamond.
Belle Epoque diamond ring in 18 karat white gold and platinum. In the center, 4 old-cut and 2 rose-cut diamonds are arranged in a scroll, framed by comma lines adorned with 14 rose-cut diamonds. French work from the Belle Epoque period (1895-1914)
Eagle’s head hallmark and goldsmith’s mark L.P.
Finger size: 48 UE or 4,5 US (adjustment possible)
Dimensions: 20 x 12 mm
Condition: wears
Note: A rhodium plating has been done.
Estimated diamond weight : 0.55 carat
Weight: 4.66 gr
Art Deco diamond brooch in platinum and 18 karat white gold. With its straight geometric lines and openwork design, this octagonal brooch is in keeping with the typical trends of the Art Deco period. It is representative of the white jewellery that was in fashion at the time. The jewel is entirely paved with 77 old and rose-cut diamonds. One bigger diamond sits in the centre of the composition. This diamond weighs approximately 0.32 carat. Early 20th century jewel, circa 1920-1930.
Eagle head and dog head hallmarks
Dimensions: 17 mm x 49 mm
Estimated weight of the central diamond : 0.32 carat approximately
Total estimated weight of the diamonds : 1.80 carat
Art Deco turquoise ring in platinum and 18 karat white gold. Art Deco ring decorated with an important turquoise cut in an oval cabochon, set by eight claws. The turquoise has a strong green nuance. The ring is decorated with chiselled volutes and the basket is openwork. Antique ring from the Art Deco period, circa 1925. Owl and mascaron hallmarks
Finger size : 45 EU or 3.25 US (can be changed)
Size of the cabochon : 14 mm x 10 mm Height of the ring head : 9 mm
Condition : old trace of cutting and oxidation. Be careful the size of the ring is very small.
Art Deco snake bracelet in yellow and white gold 18 karats. Bracelet in hollow gold figured by a snake winding on itself. A cabochon-cut sapphire adorns the head of the reptile, it is surrounded by seventeen rose-cut diamonds in a white gold setting. The eyes of the snake are suggested by incisions. Bracelet from the first half of the 20th century, Art Deco period.
Eagle hallmark, goldsmith’s hallmark of the House of Gross (either Gross, Langoulant, & Cie; or Gross, Poîlevé & cie; or Gross, Javey & Cie) having made models for the House of René Boivin.
Inner dimensions: 5.5 cm x 6 cm
Width of the bracelet: min: 6 mm to max: 23 mm
Dimensions of the snake head: 11 mm x 21 mm
Estimated weight of the sapphire : 0,81 carat
Estimated weight of diamonds: 0.34 carat
Note: The fastening system works, accompanied by a safety chain.
Condition: scratches from use
Art Deco Egyptomania bracelet in 18 karats white gold. This rare bangle bracelet is adorned with a large carnelian cabochon in the center, held on each side by a yellow gold palmette and enameled in black. The palmettes are set with eight rose-cut diamonds in a white gold beaded setting. The palmette motif is emblematic of the Egyptomania period of Art Deco. Bracelet of the 1930s, France.
Eagle head hallmark, LP goldsmith hallmark (maker for Cartier Paris), illegible signature.
Interior dimensions : 55 mm x 65 mm
Estimated weight of the carnelian : 18.64 carats
Estimated weight of the diamonds : 0.10 carat
Condition: scratches from use, slight deformation.