18K GOLD BLUE GUILLOCHE ENAMEL X MAVITO DESIGNER RING An outstanding rare 18 Karat Yellow Gold

18K GOLD BLUE GUILLOCHE ENAMEL X MAVITO DESIGNER RING An outstanding rare 18 Karat Yellow Gold and Enamel Ring, Hallmarked, Stamp: 'MAVITO 750', consisting of a wide band rich cobalt blue guilloche e

18K GOLD BLUE GUILLOCHE ENAMEL X MAVITO DESIGNER RING An outstanding rare 18 Karat Yellow Gold and Enamel Ring, Hallmarked, Stamp: 'MAVITO 750', consisting of a wide band rich cobalt blue guilloche e

A Vintage Enamel Snake Band accented with royal blue enamel, Italian made in 18 karat yellow gold Specs Style Number: RG-2771 Metal: 18k Yellow Gold Gram Weight: 5.2 Stones: Blue Enamel Circa: Vintage

This is an 18 karat yellow gold blue topaz filigree ring. The approximate 12 mm x 16 mm emerald-cut blue topaz is nestled in an elaborate filigree frame that boasts a heart motif gallery. The top of t

A Coral Cameo Ring. 18 karat yellow gold oval mounting is decorated with an oval band of navy blue enamel. Center of ring is formed by a carved coral cameo (18mm x 13mm) Size: 7 Wt: 13.1 grams

Estate 18 karat yellow gold and blue enamel locket with diamond & ruby accents. Marked 18K Italy. Measures approx. 2" Tall x 1" Wide. Total approx. weight = 8.2 grams. Shipping to be $20 USD plus insu

Vintage Oval Cabochon Malachite, Enamel and 18 Karat Yellow Gold Cocktail Ring. Signed HM 18K. Malachite measures 20 x 15mm. Ring size 6-1/2. Approx. weight: 24.78 grams. Condition: Good vintage condi

Cast in 18 karat yellow gold, the squared and ribbed shank set with a centered synthetic blue sapphire cabochon (approx. 9mm x 11mm) weighing 4.92cts. Not hallmarked, but tested. Condition: very good,

Man's Vintage Heavy 18 Karat Yellow Gold and Enamel Ring. Ring size 7. Ring top measures 3/4" x 3/4". Approx. weight: 31.9 grams. Condition: Very good vintage condition. Estimate: $500.00 - $600.00 Do

18 karat gold winged gargoyle unmarked 16 karat gold seed pearl central ruby winged pin, and blue Guilloche enamel winged pearl pin. 18K 3.8DWT, 16K 3.3 DWT, 14K 3.3 DWT.

An 18 Karat Yellow Gold and Blue Topaz Ring, Burle Marx, containing one oval mixed cut blue topaz measuring approximately 14.86 x 10.67 x 7.90 mm. Stamp: BURLE MARK 18K. 8.10 dwts.

Rare Approx. 18.0 Carat Emerald Cut Brazilian Paraiba Apatite, Diamond and 18 Karat Yellow Gold Ring. Apatite with vivid color, measures 16mm x 12mm. Stamped 18K. Good condition. Ring size 5. Approx.

Antique 18 Karat Yellow Gold, Guilloche Enamel and Silver Hinged Cuff Bangle Bracelet with Diamond Accents. Stamped 18K. Good antique condition. Measures 5/8" W, 2-1/4" interior diam. Approx. weight:

Italian Bracelet, created by the house of Cellino, circa 1960's. This bangle bracelet was crafted in solid yellow gold of 18 karat and is suited, with an invisible hinge and a discrete push lock. Desi

A star sapphire ring in 18k yellow gold containing one 17.6mm x 18.45mm x 14.5mm oval cabochon star sapphire weighing approximately 50 carats. Size 6. 16.83 dwt.

Jean Schlumberger for Tiffany & Co - 18K yellow gold and cobalt blue X enamel ring. Size 7.5. Gross weight of 7 grams.Property from an Upper East Side Manhattan estate.

A blue-gray cultured pearl ring in 18k yellow gold. This ring features two blue-gray cultured pearls measuring approximately 8.5mm, set into an 18k yellow gold shank with engraved foliate design. Size

2 (Two) watches, the first an 18 size Elgin pocket watch, 17 jewel damascened nickel movement, 14 karat yellow gold engine turned open face case, and gold arabic numeral blue guilloche enamel dial wit

An 18 Karat Yellow Gold and Enamel 'Shrimp' Ring, Cartier, consisting of alternating rows of diagonal wavy ridges and translucent green enamel. Stamp: CARTIER 18K 38258. 9.10 dwts. Estimate $ 800-1,20

This is an 18 karat yellow gold genuine blue sapphire ring. There is approximately .50 carats of round, faceted genuine blue sapphires in this free-form ring, crafted in 18 karat yellow gold. The ring

A Victorian cameo ring in 18k yellow gold. This ring features a carved hardstone cameo depicting an angel measuring 11.8mm x 8.6 mm, accented by six half seed pearls. Ring size 6. 3.8 dwt.

This is a certified and appraised 18 karat yellow gold genuine tanzanite, natural diamond, and hand-painted blue enamel dome-style ring.  The nearly 3 carat cushion-cut tanzanite is prong-set in

Oval Cut Citrine, Pave Set Diamond and 18 Karat Yellow Gold Ring. Citrine measures 18mm x 13mm. Stamped 18K. Ring size 7. Approx. weight: 13.6 grams. Domestic Shipping: $28.00

Vintage Oval Cushion Cut Citrine and 18 Karat Yellow Gold Ring. Citrine with vivid color, measures 15mm x 12mm. Stamped 750. Ring size 7. Approx. weight: 14.4 grams. Condition: Very good vintage condi