Men's Mid Century Platinum, Star Sapphire & Diamond Ring

size 13 ring; the blue-gray star sapphire measures 21 x18 x13.9 mm with an estimated weight of 58 carats; sapphire displays natural color zoning and cracks are present in the crown and pavilion side w

Men's mid century modern 14kt white gold ring with arrow formed paver of seven round diamonds and natural oval blue star sapphire. Shank is brushed and polished gold. Ring size 11.5. Excellent conditi

Collection of four vintage 14k gold men's rings. Lot includes: (1) white gold mid century style ring set with light blue synthetic star sapphire, flanked by two small accent diamonds, marked 14k, size

Metal : Platinum Designer : Not Signed Gemstone : Diamonds approx. 1.00-1.20ctw SI/I. Sapphire Measurements : Ring size 8 3/4, top is 11.5mm wide Marked: : Tested - Plat Weight:

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

14k white gold vintage Mid Century Modern Retro style ring with a large cabochon light blue star sapphire center. Bezel set and flanked by three round brilliant cut diamonds on each side. Unmarked, ac

Mid-century modern 14K yellow gold, pink six-ray star sapphire and diamond ring, set with one central round cabochon-cut pink star sapphire, approx: 7 mm diameter, flanked by four round single-cut dia

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

A mid 20th century sapphire and diamond cluster ring. The rectangular-shape sapphire, within an old-cut diamond surround, to the grooved shoulders and plain band. Estimated total diamond weight 0.35ct

Title: Vintage Platinum diamond and sapphire engagement ring Additional Information: Vintage from the 1950s Size: 4 3/4 US Materials: Platinum Gemstone: Sapphire Style: Mid-century Description Adorabl

14KT WHITE GOLD MID CENTURY MODERN FASHION RING ~ SIZE 7.5, BRUSHED TAPERED SHANK WITH BEZEL SET BLUE STAR SAPPHIRE AND THREE SMALL DIAMOND ACCENTS, STAMPED AND TESTED (7.2 GRAMS TW)

Mid-century modern silver iridium plated six-ray star ruby and sapphire ring, comprising one six-ray star ruby approx: 12mm x 11mm, one diamond-shaped cabochon sapphire approx: 9mm x 7mm and three fac

Vintage ladies platinum, star sapphire and diamond estate ring; (1) natural star sapphire corundum, oval cabochon-cut, weighing approx 24.63cts, tone: medium dark, saturation: grayish, hue: blue, the

Art Deco Platinum 10.79ct. Blue Star Sapphire & 0.86ct. Diamond Ladies Ring. Size approx. - 4 - 4 1/2. Star sapphire - 12mm x 9mm x 9.25mm, weighing approx. 10.79ct. Sapphire is of slightly violet

METAL: platinum. GEMSTONES: diamonds-approx.1.50ctw. MEASUREMENTS: ring size 5.25. Ring top is 21mm in diameter. Ring center will fit approx. 6.7mm round stone. TESTED: platinum. WEIGHT: 9.7 grams. Ge

METAL: Platinum. GEMSTONES: Two baguette diamonds (one damaged/chipped). Center of the ring fit approx. 11mm x 10mm stone. MEASUREMENTS: Ring size 5 3/4, ring top is 11.5mm wide. TESTED: Plat. WEIGHT:

METAL: Platinum. GEMSTONES: Center diamond approx. 1.00-1.10ct (imperfect) , surrounding diamonds approx. 0.47ctw. MEASUREMENTS: Ring size 5 1/2, ring top 16mm wide. MARKED: 10%Irid Plat. WEIGHT: 8.8

METAL: Platinum. MEASUREMENTS: Ring size - 7.5, ring top - 13mm x 20mm. GEMSTONES: Diamonds approx. 1.40ctw. MARKED: 10% irid. plat. WEIGHT: 5.5 grams.Gemstones have not been graded for color and clar

18K yellow gold mid-century ring featuring a cluster of round cut sapphires and white gold accents set with round diamonds arranged in a freeform design with Florentine finish, stamped "S + F", sz. 6.

METAL: Platinum. GEMSTONES: Diamonds approx. 0.50ctw. MEASUREMENTS: Ring size 3 3/4, center will fit approx. 10mm in diameter stone. TESTED: Plat. WEIGHT: 5.9 grams.Gemstones have not been graded for

METAL: Platinum. GEMSTONES: Diamonds approx. 1.00ctw. MEASUREMENTS: Ring size 8, top is 11.5mm. TESTED: Plat. WEIGHT: 7.4 grams.Gemstones have not been graded for color and clarity, and tested for cla

METAL: platinum. GEMSTONES: diamonds-approx. 0.80ctw. MEASUREMENTS: ring size 6.5. Ring top is 10mm at widest point. MARKED: 10% Irid Pt. WEIGHT: 6.2 grams.Gemstones have not been graded for color and

METAL: Platinum. GEMSTONES: Diamonds approx. 0.65ctw. Center of the ring will keep approx. 9mm in diameter stone. Prongs are missing. MEASUREMENTS: Ring size 5 1/2, ring top is 14mm wide. TESTED: Plat

METAL: platinum. GEMSTONES: baguette cut diamonds - approx. 0.15-0.20ct each. MEASUREMENTS: ring size 4.75, ring center will fit to 10-10.5mm stone. MARKED: hand made, tested platinum. WEIGHT: 4.9 gra