A mid 20th century platinum diamond and cultured pearl

A mid 20th century cultured pearl and diamond floral spray brooch. The vari-cut diamond flowers, buds and leaves, gathered by an old-cut diamond ribbon, to the cultured pearl highlights. Two diamonds

Four gem-set brooches. To include a late Victorian gold seed and split pearl floral bar brooch, a mid 20th century diamond single-stone bar brooch, a 9ct cultured pearl brooch and a later 9ct gold eme

CULTURED PEARL AND DIAMOND CHOKER NECKLACE The three rows of 6.0-7.0mm cultured pearls, on a mid 20th century clasp of flowerhead design, set with old brilliant and baguette-cut diamonds, suspending a

Victorian/Edwardian platinum and multicolor 14K gold, diamond and cultured pearl brooch. Stamped, "B14K". 11.7 grams. 1.875"L, Circa - Late 19th - Early 20th C. PROVENANCE: James Robinson, New York. F

Mid-20th century. Strand of knotted, graduated off-round cultured pearls ranging from approx. 8mm - 3.7mm, 16.5"l. Completed with 14K yellow and white gold Art Deco style clasp, center oval emerald fl

Platinum, early 20th century, with baroque cultured pearls, studded with brilliants, approximately 4.2 ct in size. Approximate weight: 15.2 g. Dimension: 5 cm.

A lady's mid 20th century platinum diamond manual wind cocktail watch. The rectangular-shape cream dial, with black Arabic numerals, to the single-cut diamond surround and old-cut diamond geometric op

A mid 20th century platinum diamond cluster ring. The old-cut diamond cluster, with pierced gallery and plain band. Estimated total diamond weight 1ct, I-J colour, SI clarity. French assay marks. Ring

A mid 20th century platinum diamond cocktail watch. The rectangular-shape cream dial with Arabic numerals, with single and baguette-cut diamond sides, to the single-cut diamond openwork links. Estimat

METAL: Platinum. GEMSTONES: Diamonds approx. 1.10ctw. Pearl - 7.1mm. MEASUREMENTS: Ring size 6 3/4, top is 7.9mm. TESTED: Plat. WEIGHT: 6 grams.Gemstones have not been graded for color and clarity ,an

A mid 20th century platinum diamond dress ring. The brilliant-cut diamond, with similarly-cut diamond tapered cylindrical sides. Estimated total diamond weight 1.50cts, principal diamond estimated I-J

A mid 20th century platinum diamond five-stone ring. The graduated old-cut diamond line, to the ridged shoulders and plain band. Estimated total diamond weight 0.65ct, I-J colour, SI1-P1 clarity. Weig

Platinum Mid century ring with 8.8mm pearl, surrounded with approx. 0.56ctw in diamonds. Ring size - 6.25, ring top is 13mm wide. Tested Plat. Weight - 6.3 grams.

A lady's mid 20th century platinum diamond wrist watch. The oval-outline dial, with single and rose-cut diamond geometric surround and lugs, to the black velvet bracelet. Estimated total diamond weigh

A mid 20th century platinum diamond half-circle eternity ring. Designed as a series of ten brilliant-cut diamonds, to the engraved half-band. Estimated total diamond weight 0.70ct. Ring size M1/2. Wei

A mid 20th century platinum diamond three-stone ring. The graduated brilliant-cut diamond line, with single-cut diamond line sides, to the plain band. Estimated total diamond weight 0.55ct, I-J colour

A mid 20th century platinum old-cut diamond brooch, with baguette-cut diamond accents. Estimated total diamond weight 4cts.French re-strike marks. Length 3.2cms. 11.7gms.

A MID-CENTURY MODERN DIAMOND, CULTURED PEARL, AND YELLOW GOLD STARBURST BROOCH, the radiating starburst yellow gold frame centering a 3.8 mm pale pink cultured pearl, issuing six pointed rays set with

A mid 20th century platinum, sapphire and diamond cluster ring. The rectangular-shape sapphire, within a circular-cut diamond scalloped surround, to the openwork gallery. Estimated total diamond weigh

A mid 20th century gold and platinum diamond cluster ring. The circular-cut diamonds, to the tapered band. Estimated total diamond weight 0.35ct. Weight 2.5gms.

A mid 20th century 18ct gold and platinum diamond single-stone ring. The brilliant-cut diamond collet, to the tapered shoulders and plain band. Estimated diamond weight 0.45ct, J-K colour, P1. Weight

A mid 20th century 18ct gold and platinum diamond single-stone ring. Of bi-colour design, the brilliant-cut diamond, with tapered shoulders and single-cut diamond accents. Principal diamond estimated

A mid 20th century platinum and 18ct gold diamond cluster ring. The single-cut diamond floral cluster, with single-cut diamond sides, to the plain band. Estimated total diamond weight 0.15ct. Weight 2

Two mid 20th century 18ct gold and platinum, diamond and sapphire rings. The first designed as a circular-shape sapphire with single-cut diamond surround, the second designed as a circular-cut diamond