October Birthstones: Tourmaline and Opal - Page 11

● Style: Retro● Type of metal: Yellow gold metal, 18 carat● Hallmark: Eagle's head (French work in 18k gold) Master● Total gross weight: approximat...

Ring style Daisy in 18K (750 thousandths) white gold centered on a pink tourmaline surrounded by diamonds. Gross weight: 5.80g Diamonds: 1.8 ct Tou...

rectangular pan cups Size quality: Very good Gem: Tourmalines Natural/lab-created: Natural Modified object: No Treatment : N - No treatment Clarit...

Cabochons Size quality: Excellent Gem: Opal Depth : 5,72 Natural/lab-created: Natural Modified object: No Length: 22.73 Treatment : N - No treatme...

Shape : cushion Size : 9x7x5mm Size quality: Alright Gem: lagoon blue tourmaline Natural/laboratory created: Natural Modified object: No Treatment ...

Magnificent cabochon cut chocolate opal Extremely rare!! GIA certificate number Color: black with multi-colored lights (blue, purple, red, green,...

Shape : cushion Size quality: Alright Gem: tourmaline Natural/laboratory created: Natural Modified object: No dimensions: 7,000 x 6,000 x 5,000 mm ...

Magnificent 13 carat cabochon cut black opal Extremely rare!! Color: black with multi-colored lights (blue, purple, red, green, yellow) Dimensions...

Important ring in 18-carat yellow gold with arabesque decorations adorned with a very beautiful green colored cabochon tourmaline. Superb frame. We...

Elegant and finely detailed vintage Mexican fire opal necklace, crafted in 14k yellow gold (circa 1970s).Opal exhibits vibrant bursts of color in n...

750/1000 yellow and white gold Amethysts, diamonds, tourmalines  Weight 21.80 grams  Height 4.5cm

Contemporary brooch/pendant circa 1950 in 18 kt GOLD with Diamonds and Opal. Brilliant-cut diamonds and shuttle-cut diamonds. Weight 5.14 cts. Puri...

18-carat yellow gold ring set with 10 fine stones: Topaz, amethyst, tourmaline, citrine. Ring size: 53Free sizing, contact me. Period: 20th century...

Antique 18-carat rose gold ring set with 5 oval-cut opals and 8 fine pearls. Ring size: 54,5Free sizing, contact me.Weight: 2 grams. Period: 20th c...

Elegant and loose natural Ethiopian fire opal; diamond ring crafted in 18k white gold. The natural opal measures 16mm x 11mm (estimated at 7.50 ca...

Elegant opal butterfly ring crafted in 14k yellow gold (circa 1970s). The opals measure 10mm x 4mm and 8mm x 3mm. The opals are in very good condit...

Ring in yellow gold, 750 thousandths, 18 carats, eagle's head hallmark. Polylobed in shape, this modern ring is made up of half-moons which frame ...

Ring in white gold, 750 thousandths, 18 carats. Lovely vintage style ring, it is adorned in the center with a round opal cut in cabochon from Aust...

Elegant Pink & green tourmaline diamond bracelet, crafted in 14k yellow gold. The ring is in very good condition and has been lightly cleaned a...

18k gold ring set with a very beautiful opal of approximately 10ct  50s era mount Size 56 Gross weight: 9.6g

Contemporary elegant and finely detailed semi-black opal pendant and chain. necklace crafted in 18 carat yellow gold. Opal shows flashes of vivid c...

Elegant Opal & diamond earrings crafted in 14k yellow gold (circa 1960s). Opals feature a strong color matrix with flashes of green, orange, ye...

Opal & elegant and finely detailed. abstract diamond ring crafted in 18k yellow gold (circa 1960s). Freeform cut opal displays a vibrant spect...

Discover this superb pair of 18k yellow gold stud earrings, each centered with a 0.5 carat oval-cut opal. The pair totals 1 carat, measures 8 mm in...

Large Opal & elegant and finely detailed. diamond brooch made in 14k yellow gold (circa 1960s). A long oval natural opal adorns the center of t...

Old ring set with an opal in a setting of rose-cut diamonds, palmettes set with rose-cut diamonds. Dimensions of the opal and diamond pattern: Leng...

Discover this superb ring in 18 k yellow gold, centered with an oval-cut green tourmaline of approximately 1 carat and an entourage of 20 round-cut...

Elegant Natural Ethiopian Opal & diamond ring crafted in 14k yellow gold. Bezel set natural opal measures 19mm x 14mm (estimated 10 carats). T...

750/1000 yellow gold ring Adorned with a 1cm / 9 mm opal Small side diamond  Size 53 

Pair of rose gold earrings set with pink opal cabochon. Estimated total weight of opals: 3 Carats Dimensions: 14.80 x 8.22 x 6.75 mm (0.582 x 0.323...

Year of Manufacture: 1980 Material: 18 Cts yellow gold Gross weight in grams: 8.20 gr Finger Size: 51 Possible sizing: Yes Width: 14.4mm...

Discover this solitaire in 18 k yellow gold, centered with a 1 carat oval-cut light blue tourmaline set on 8 prongs. Equipped with its hallmark att...

Poison ring; 18kt/750 thousandths yellow gold; Set with an opal cabochon (ø 13.50x10mm) in an opal surround  Weight: 7.72g; Size: 48; Period: Late...

Poison ring; 18kt/750 thousandths yellow gold; Set with an opal cabochon (ø 13.50x10mm) in an opal surround  Weight: 7.72g; Size: 48; Period: Late...

Elegant and finely detailed vintage opal. pink tourmaline bangle bracelet made in 14k yellow gold (circa 1960s).  The heart cut pink tourmaline mea...

Discover this superb 18 k yellow gold pendant, centered on a tourmaline measuring 7 mm wide, 15 mm high, 4 mm thick and weighing 1.73 g.  Ref: 2-B...

18-karat yellow gold necklace. The necklace is set with an oval orange tourmaline in a bezel setting. Adjustable necklace length: 40 or 37.5 cm

18K yellow gold bracelet set with 6 scarabs (three large and three small) in boulder opal. A pearl surrounded by four peridots is located between e...

Natural jelly opal - elegant diamond cocktail ring made in platinum 900.  Natural frozen opal cabochon cut, 2.25 carats. The opal is in very good c...

Ring Toi & Moi in 18-carat (750/°°°) yellow gold set with an amethyst and a marquise-cut tourmaline weighing approximately 0.88 and 0.35 ct respect...

Stones: Green tourmaline 3.05cts, 4 sapphires: 0.20ct and round diamonds: 0.50ct Matter : platinum Dimensions: 10.8mm x 8.4mm (dimension of the ce...

18-carat yellow gold necklace set with a tourmaline and diamonds Central stone: 1.34 cts Diamond paving: 0.30 cts G-VS Length: 43 cm Weight: 4.09g ...