An example from the millions of items in our Price Guide:
© RAGO ARTS & AUCTIONS, Lambertville, NJ, USA
MAISON CIRIO, BICOLOR TOURMALINE, DIAMOND RING
Triangular diamond, approx. .42 ct., green-blue/yellow tourmaline, approx. 3 cts., in 18k white gold with...
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8 Gold, Carved Bicolor Tourmaline, Diamond
and Carved Frosted Green Glass Brooch, Elizabeth Gage 18 kt., topped by a carved bicolor tourmaline parrot's head, atop a circular mount centering a round carved green glass ... [more like this]
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MAISON CIRIO, BICOLOR TOURMALINE, DIAMOND
RING
Triangular diamond, approx. .42 ct., green-blue/yellow tourmaline, approx. 3 cts., in 18k white gold with yellow gold lacing, Turin. Marked Cirio, 750. Size 6 1/2. 5.6 ... [more like this]
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Gold, Tourmaline, and Gem-set Suite, comprising
a 22kt gold pendant/brooch bezel-set with a bicolor tourmaline slice, cultured pearl and diamond accents, suspended from a flexible gilt torque; a pair of 14kt gold earstuds, ... [more like this]
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A collection of gem-set, diamond, 18k and
14k bicolor gold jewelry
including: 3 amethyst, lavender jade, diamond, tourmaline rings and one bicolor tourmaline pendant; gross weight approximately: 95.0g. ... [more like this]
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An 18 Karat Bicolor Gold, Diamond and Rubellite
Ring, 16.40 dwts. Ring,containing one oval cabochon cut rubellite tourmaline weighing approximately 14.08 carats and 24 round brilliant cut diamonds weighing approximately ... [more like this]
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White Gold, Bicolor Tourmaline and Diamond
Ring 18 kt., one oval pink & orange tourmaline ap. 3.50 cts., 52 round diamonds ap. 1.50 cts., ap. 5.7 dwts. Size 6 1/2. C Property of a Pennsylvania Collector ... [more like this]
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A red tourmaline, diamond and yellow stone
rectangular ring
featuring a rectangular-cut tourmaline, weighing approximately: 4.60 carats; mounted in eighteen and fourteen karat bicolor gold; size: 6 1/2 ... [more like this]
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Group of Gentleman's 10kt Gold and Gem-set
Dress Items, a 10kt bicolor gold dress suite set with onyx and diamonds, and two 10kt gold tie bars suspending bezel-set onyx or green tourmaline, diamond melee accents. ... [more like this]
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A tourmaline, diamond and 14k bicolor gold
pendant with chain, TamRon
length: 18in. ... [more like this]
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A collection of six tourmaline, diamond,
18k and 14k bicolor gold pendants
gross weight approximately: 89.3g. ... [more like this]
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Retro 14kt Bicolor Gold, Green Tourmaline,
and Diamond Suite, comprising a brooch and earrings each designed as a ribbon set with a green tourmaline, old mine- and old single-cut diamond accents, 25.6 dwt, lg. 3, 1 ... [more like this]
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Two-Color Gold, Bicolor Pink and Yellow Tourmaline
and Diamond Ring One emerald-cut pink & yellow tourmaline ap. 26.50 cts., 8 baguette diamonds ap. .55 ct., c. 1940. Size 6. C ... [more like this]
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Sale 433 Lot 466
An 18 Karat Bicolor
Gold, Pink Tourmaline and Diamond Ring, Mario Buccellati, containing one oval mixed cut pink tourmaline within a textured yellow gold bezel setting and measuring approximately ... [more like this]
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A green tourmaline and diamond bangle bracelet
the
rectangular-cut tourmaline measuring approximately 29.00 x 14.00 x 7.00mm.; mounted in eighteen karat bicolor gold; weighing approximately: 70.0 grams; size: 7in. ... [more like this]
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A green tourmaline, tsavorite, diamond and
18k bicolor gold ring
estimated total tourmaline weight: 4.75cts.; size: 6 1/4 ... [more like this]
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NINE ENAMELED OR FIGURAL GOLD STICK PINS;
Enameled 14k gold and diamond Persian; Sculpted 14k gold Persian with baroque pearl turban, attrib. to Gustav Manz; Enameled beaux art grotesque with diamond; art lion mask ... [more like this]
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ECLECTIC JEWELRY COLLECTION, 19th-20th C.;
Nine pieces: 18k gold and old pear-shaped diamond ring, approx. .25 ct., ca. 1875, size 5; Bicolor 14k gold zircon pendant, ca. 1940, 1 3/4"; Victorian agate cross and g.f. ... [more like this]
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A pink tourmaline cabochon, diamond and 18k
bicolor gold ring, Silverhorn
maker's mark for Silverhorn ... [more like this]
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A pink tourmaline and diamond jewelry set
comprising
a pendant with chain and matching ring; mounted in fourteen karat bicolor gold; length of necklace: 17 1/2in.; ring size: 8 ... [more like this]
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A pink tourmaline and diamond pendant
mounted
in eighteen karat bicolor gold ... [more like this]
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