Geneva Jewels - Lots 1-368

The cream rectangular dial with Arabic numerals, the bezel set with circular-cut diamonds and calibré-cut sapphires, to diamond set lugs and wi...

Set with an oval-shaped sapphire cabochon within a surround of scroll design of cultured pearls, brilliant and circular-cut diamonds, mounted in 18K w

Of arrow design, set with rose and old mine-cut diamonds, enhanced to the center by a cushion-shaped sapphire, mounted in silver and gold, with Russia

Composed of 31 graduated black cultured pearls measuring approximately from 14.16 to 12.01 mm, to the pear and brilliant-cut diamond clasp, mounted in

Each of scroll design, set with a line of oval-shaped sapphires and brilliant-cut diamond borders, mounted in 18K gold, French assay marks; Signed Van

The circular gold and pink diamond dial, the bezel set with white and pink brilliant-cut diamonds, the lugs of stylised flower motif pavé-set w...

Each clip of scroll and ribbon design, set throughout with brilliant and baguette-cut diamonds, mounted in platinum, French assay marks Estimat

Each with a brilliant-cut diamond weighing 1.03 and 1.04 carats, mounted in 18K white gold; With GIA reports nos 12338007 and12338010 dated December 1

Designed as a pear-shaped diamond weighing 2.62 carats, suspended from a fine trace chain, mounted in 18K white gold, length 37.0 cm; With GIA report

Designed as an openwork circular plaque with a horse’s head, set throughout with rose-cut diamonds, mounted in platinum Estimate: 1,900-2,200

Of scroll design, set throughout with circular, brilliant and baguette-cut diamonds, mounted in platinum, with original brown leather fitted box <b

Channel-set with 264 baguette-cut diamonds weighing 12.95 carats, mounted in 18K white gold, length 37.0 cm Estimate: 15,000-20,000

Set with 14 rectangular-cut emeralds weighing approximately 14.00 carats, mounted in platinum, size 12.5/52.5 Estimate: 55,000-65,000

Each designed as a black cultured pearl drop measuring approximately 12.5 x 10.8 mm to the brilliant-cut diamond line and surmount, mounted in 18K whi

Set with a brilliant-cut diamond weighing 3.02 carats, to the platinum mount, with French assay marks, size 15/55 Estimate: 12,000-18,000

Set with five graduated rectangular-cut diamonds, the three central diamonds weighing 1.40, 1.01 and 1.07 carats, mounted in 18K white gold, size 14/5

Designed as three rectangular openwork panels, each set to the center with a rectangular-cut diamond and set with brilliant and baguette-cut diamonds,

The flexible band claw set with circular-cut yellow sapphires with similarly set diamond borders and sapphire highlights, mounted in 18K white gold, l

The front composed of 31, 33 and 37 gray, green and white graduated cultured pearls to the diamond pavé-set hoop clasps and twin-row backchain ...

The oval-shaped red spinel, within a two-tiered surround of brilliant and baguette-cut diamonds, to marquise-shaped diamond accents, mounted in platin