Sapphire and Diamond Line Bracelet

Flexible, set with 30 square-cut sapphires that alternate in groups of 5 with 30 round, brilliant-cut diamonds, having a total weight of approx. 5 cts. for the sapphires and 1.75 cts. for the diamonds, mounted in platinum, measuring approx. 7 inches (17.75 cm).

Diamond Circle Pin

Having an open, circular design set with 22 old European-cut diamonds having a total weight of approx. 1.54 cts., mounted in platinum with a 14K white gold catch.

Art Deco Ruby and Diamond Double Clip Brooch

Each clip decorated with 4 carved rubies set within round, brilliant- and single-cut diamond-set scroll designs, with 2 marquise-shaped, brilliant-cut and 4 bullet-shaped diamond accents, mounted in platinum with 14K white gold clip backs and removeable brooch attachment.

Attractive Ruby and Diamond Ear Pendants

Having a fleur-de-lis design at the top, suspending a pear-shaped drop with free-hanging fringe, decorated with triangular-shaped and calibré-cut rubies (1 ruby has been replaced with a synthetic), and mixed-cut rounddiamonds, mounted in rhodium-plated, silver-topped, 14K yellow gold.

Ruby and Diamond Ring

Centering a marquise-shaped, faceted ruby that weighs approx. 1.65 cts., accented by rows of small, round, single-cut diamonds in the sides of the ring, mounted in platinum.

Ruby and Diamond Earrings

Each decorated with a trilliant-cut diamond in the ear pad, suspending a tapered baguette-cut diamond and a pear-shaped, cabochon-cut ruby; the ruby is decorated at the top with a small round diamond, having a total weight of approx. 1.30 cts. for the diamonds and approx. 8 cts. for the rubies, mounted in platinum with 18K white gold posts and backs.

Very Fine Art Deco Emerald and Diamond Brooch

Centering an emerald-cut Colombian emerald weighing approx. 1.80 cts., flanked by 4 emerald-cut diamonds and 2 marquise-shaped diamonds decorated on the top and bottom, with 2 large baguette-cut diamonds, with round diamonds set in a filigree, lozenge-shaped background, having a total weight of approx. 6.50 cts., mounted in platinum.

Elegant Art Deco Diamond, Sapphire, Emerald, Aquamarine and Enamel Lapel Watch

Having a stylized ribbon pin suspending a double row of diamonds terminating in a floral basket which contains an oval-shaped watch, all decorated with round, bullet- and baguette-shaped diamonds, having a total weight of approx. 4.75 cts., and sapphire, emerald, and aquamarine calibré-cut cabochons, with black, blue and green enamel accents; the watch contains a Swiss, 18 jeweled, Breguet hairspring, cut bimetallic balance, straight line lever escapement, 5 ligne size movement, mounted in platium with an 18K white gold catch.Numbered and with French hallmarks

Emerald and Diamond Ring, circa 1915

Vertically designed 3 stone ring centering an emerald-cut, Colombian emerald weighing approx. 1.50 cts., flanked on each end with an old European-cut diamond weighing approx. 1.15 cts., having a total weight of approx. 2.30 cts. for both, the shoulders accented with 10 square-cut diamonds, mounted in platinum.

Very Fine Art Deco Diamond Bracelet

Having 3 repeated sections, each centering baguette-cut diamonds with marquise-shaped, and round diamonds flanking the baguettes and forming the borders, with an oval-shaped link between each section decorated with a marquise-shaped diamond in the center and round diamond accents, mounted in platinum, measuring approx. 7 1/4 inches (18.4 cm).

Art Deco Diamond and Sapphire Plaque Brooch

Set with old European- and round, single-cut diamonds having a total weight of approx. 5.40 cts., accented with a geometric design of calibré-cut sapphires (several have been replaced with synthetics), mounted in platinum with an 18K white gold catch.With maker?s mark

Sapphire and Diamond Line Bracelet

Containing 19 transitional old mine- to old European-cut diamonds having a total weight of approx. 4.25 cts., alternating with 19 square-cut sapphires having a total weight of approx. 5.75 cts., mounted in platinum and measuring approx. 7 inches (17.75 cm).

Unusual Art Deco Sapphire and Diamond Ring

Centering an emerald-cut sapphire weighing approx. 3.70 cts. decorated on each end with 2 small triangular-shaped sapphires, within a frame of old round, single-cut diamonds, having 3 additional diamonds in each shoulder, mounted in platinum.

Art Deco Sapphire and Diamond Ring

Centering an emerald-cut sapphire weighing approx. 1.10 cts., flanked by smaller sapphires and rose-cut diamonds mounted in platinum.

Diamond Ear Clips

Each in a floral design, decorated with marquise-, baguette-, emerald-, pear- and round, brilliant-cut diamonds, having a total weight of approx. 17 cts. for both earrings, mounted in platinum.

Attractive Art Deco Diamond Plaque Brooch

Centering an old European-cut diamond weighing approx. 1 ct., flanked by straight baguette-cut diamonds, within an intricate frame of round and baguette-cut diamonds, having a total weight of approx. 10.80 cts. for the round diamonds and approx. 3.90 cts. for the baguettes, mounted in platinum with an 18K white gold catch.With French hallmarks

Retro Diamond Ring

Centering 2 round diamonds, one old European- and one round, brilliant-cut, having a total weight of approx. 1.50 cts., decorated on one side with 5 round and 6 baguette-cut diamonds and on the opposite side with 4 baguette-cut diamonds within a frame of 8 round diamonds, having a total weight of approx. 1.30 cts. for the baguettes and 0.60 ct. for the rounds, mounted in platinum.

Art Deco Diamond Bracelet

Designed from 3 large, rectangular-shaped sections, each centering a marquise-shaped, brilliant-cut diamond weighing approx. 0.75 ct., flanked by straight baguette diamonds (one baguette is missing), surrounded by round diamonds with round diamonds forming the borders, each section separated by an open, diamond-set link, having a total weight of approx. 2.25 cts. for the marquises, 1.10 cts. for the baguettes, and 11.50 cts. for the round mounted in platinum, measuring approx. 7 inches (17.78 c).

Ruby and Diamond Ring

Centering an oval-shaped, cabochon-cut ruby that weighs approx. 4 cts., decorated in each shoulder with a double row of small round, brilliant-cut diamonds, mounted in 18K white and yellow gold.With maker?s mark

Percossi

Unusual Multi Gem, Seed Pearl and Enamel NecklaceDesigned from multiple sections that taper in size, decorated with oval-shaped, cabochon-cut green and pink tourmalines, sapphires and garnets, emerald-cut citrines and blue topazes, and octagonal- and oval-shaped, faceted amethysts, citrines, blue topazes and sapphires, each section decorated with seed pearls with green and blue enamel accents, mounted in 18K yellow gold, measuring approx. 16 ihes (40.6 cm).Signed, hallmarked and with maker?s mark