Platinum single stone diamond ring set a princess

DIAMOND SINGLE-STONE RING Set with a princess-cut diamond, mounted in 18 carat white gold, diamond approx. 1.25cts, European convention mark, partial UK hallmark, ring size approx. M

A LOVELY SINGLE STONE DIAMOND RING, 1.65CTS, set in platinum.

Platinum and Three Stone Diamond Ringprong set to the center with a princess cut diamond (5.82 x 5.5 x 4.0 mm) weighing approximately 1.02 carats (G color, SI1 clarity) and accented to each side with

DIAMOND SINGLE-STONE RING Set with a cushion-shaped diamond, between bifurcated brilliant-cut diamond-set shoulders, mounted in platinum, maker's mark, London hallmark, ring size approx. O Footnotes:

DE BEERS: DIAMOND SINGLE-STONE RING Set with a brilliant-cut diamond, weighing 1.26 carats, mounted in platinum, signed De Beers, numbered C93092, partial UK hallmark, ring size approx. I½, maker

DIAMOND SINGLE-STONE RING Set with a brilliant-cut diamond weighing 1.50 carats, mounted in platinum, maker's mark DOM, European convention mark, partial UK hallmark, ring size approx. O Footnotes: Ac

DIAMOND SINGLE-STONE RING Set with a brilliant-cut diamond, mounted in platinum, diamond approx. 1.00ct, London hallmark, ring size approx. H½ For further information on this lot please visit Bo

A diamond single-stone ring claw-set with a round brilliant-cut diamond, to a plain band, mounted in platinum; together with a baguette and round brilliant-cut diamond half-eternity ring, mounted in p

A diamond single-stone ring claw-set with a cut-cornered square modified brilliant-cut diamond, to a plain band, mounted in platinum; with GIA later inscription number 6107374369, stating that the dia

A platinum and 18ct gold diamond five-stone ring, together with a 9ct gold diamond single-stone ring. The first set with single-cut diamonds, the second set with a brilliant-cut diamond. Estimated tot

A mid 20th century platinum and 18ct gold diamond single-stone ring. The circular-cut diamond, with pave-set diamond line sides. Principal diamond estimated weight 0.30ct, I-J colour, P1 clarity. Ring

A DIAMOND SINGLE-STONE RING, BY BULGARI The central brilliant-cut diamond weighing 0.79ct within a four-claw setting, to a gallery pavé-set with similarly-cut diamonds, mounted in platinum, signe

5mm Princess cut Diamond & Platinum solitaire ring SOLDERED together to a 10 stone ~2mm ea. Diamond princess cut pave set platinum band. Both bands are marked. Total weight = 8.36 grams Ring Size = 5.

Five gold gem-set rings. To include an early 20th century platinum and 18ct gold single-cut diamond three-stone crossover ring, an early 20th century 18ct gold and platinum synthetic ruby dress ring,

A Very well made and heavy platinum diamond engagement ring. It features a princess cut diamond center stone and channel set princess cut diamond accents. Item Type: Engagement ring Material: Plat

PLATINUM AND DIAMOND ENGAGEMENT RING SET WITH 0.65CT ROUND FULL-CUT DIAMOND AND (4) SINGLE-CUT SIDE STONES; COLOR: FACES UP WHITE; CLARITY: EYE CLEAN. RING SIZE 8; GROSS WEIGHT 4.8 GRAMS

Platinum ring set channel set Princess cut diamonds, apprx 1.40 cts. G/H color, VS-2 stones, apprx 5.14 grams, ring size 6.

Ladies vintage platinum diamond ring featuring two prong set round European cut diamonds and accented with additional round single cut diamonds. Total diamond weight approx. 1.00ct. Detailed with an e

Platinum and Diamond Bridal Set (Two Rings) 95% platinum composition, from Scott Kay, 18.7 grams total weight, size 6, featuring a (6.3mm) CZ center stone accented with princess cut diamonds on each s

Vintage ladies' stunning platinum estate ring set to the center with a large rectangular cut aquamarine stone, embellished with a single rectangular cut diamond on each shank. Ring size 6-1/2. Weighs

PLATINUM DIAMOND RING ~ SIZE 6.75, ART DECO STYLE DESIGN SET WITH A EUROPEAN CUT DIAMOND CENTER STONE (1.37CT TW) AND SURROUNDED BY FOUR SINGLE CUT DIAMONDS ON EACH SIDE OF THE BAND (APPROX 1.45CT TDW

A ladies Platinum Art Deco Diamond ring. Ring has a Princess Cut diamond in the center and 20 round brilliant diamonds set on the sides and around the center stone. Diamonds weight approx 0.65ctw. Rin

Set with single cut diamond; approximately .50ot. 1.5 DWT. Sold as is; missing two stones.

A SET OF TWO THREE STONE RINGS one in 18ct yellow gold and platinum, set with a square step cut ruby accented by two single cut diamonds, stamped 18ct & PT, size O1/2 / 7.5, 2.2g, one in 9ct yello