René Boivin Jewelry

The brooch is set with baguette, circular and fancy-cut diamonds depicting a flowering plant and pot on a stand. It is further set with cabochon turquoise, emerald, ruby and step-cut...

Vintage 18 karat white gold Diamond line bracelet with 53 round brilliant cut diamonds. The diamonds are G-H in color and SI1 in clarity. The diamonds are prong set with 4 prongs and...

Straight Line 18k white gold bracelet with 31 round brilliant cut diamonds with a total weight of 21.92 carats. Approximate Color G - H Clarity VSS1 ...

A stunning, fine and impressive 0.86 carat sapphire and 0.66 carat diamond, 18 karat white gold and platinum set cocktail ring; part of our diverse antique jewelry and estate jewelry...

An Important Fabergé two-colour gold-mounted guilloche enamel desk clock, marked Fabergé, square, with circular seed-pearl bezel on lilac sunburst guilloché ground, the border enamel...

Art Deco diamond and platinum jabot brooch circa 1925. Jacob's Diamond & Estate Jewelry. ABOUT THIS ITEM: #P-DJ131E. Scroll down for detailed specifications. Jabot pins have been ...

Cartier desk alarm clock, the movement by Luxor, Swiss, made circa 1960's, is a gilt-brass and painted 8-day going desk clock with alarm and decorative Louis XV style brass handle. ...

A marquise-shaped bezel centring a lush red ruby, and studded with 0.64ct old cut diamonds of varying sizes is the centerpiece of this Victorian era ruby and diamond cluster ring. A...

This stunning diamond line bracelet by renowned designer Sophia D. features 57 round cut diamonds for approximately 3.00 carats set in individual square, detailed platinum settings, ...

A desk clock designed by Tiffany & Co. A beautiful and elegant easel back desk clock, created in New York city by the Tiffany & Co. studios, during the art deco period back in the early 1920. This rare piece has been designed in a squared curvilinear shape and carefully crafted up in solid sterling silver .935/.999 . The watch is gilded and is fully embellished with applications of purple-violet and white enamels over a geometric guilloche patterns. It is fitted at the reverse, with an easel back retractable hinged stand. Movement: Is Swiss mechanical wingding, 8 days. The dial is creme-white with arabic golden numerals and with black hands and inscribed, Tiffany & Co. Swiss. Weight: 180.95 Grams, (1115.99 Dwt). Measurements: 80 mm by 80 mm by 16.5 mm (3.15 x 3.15 x 0.65 Inches). Clocks Hallmarks: Stamped with the maker's mark and signed, "TIFFANY & CO. 8 DAYS SWISS". Case Hallmarks: Stamped with the maker's mark monogram, the Swiss mark of the standing Bear for the silver assay, and signed, "CONCORD WATCH CO. STERLING SILVER ARGENT 0.935 CONCORD W. CO SWISS 1608". Concord Watch Co, was founded in Biel, Switzerland in 1908. From the start, the company had its sights set on the American market. Concord produced luxury watches for several jewelry companies, including Tiffany & Co. and Cartier. During peace talks in the Second World War, President Harry Truman gave Concord watches as a gifts to Joseph Stalin and Winston Churchill. The North American Watch Company...

A magnificent Art Deco bow brooch made of platinum and many diamonds. The brooch dates from the 1930s and has a beautiful openwork and leave design whi...

An emerald and diamond line bracelet, with alternating sections of five sets of five, rectangle and square-cut emeralds, with an estimated total weight of 3.50 carats and five sets o...