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Gem-Fountain bridges the gap between the professional trade and the global collector, providing direct access to the Chanthaburi market at transparent trade prices. Whether you require precision-cut Fine Gems for jewelry or bulk Market Direct parcels for resale, our 60-year heritage ensures you source with total confidence. All stones are documented under 6500K daylight-balanced lighting to guarantee authentic, market-to-door transparency.
Tourmaline 1.53 ct | Antique Oval | Bluish Green | Rubaya, Congo (DRC)
184.00$Natural Bluish Green Tourmaline (1.53 ct) from Rubaya, Congo (DRC), cut in an elegant antique oval with lively color and refined brilliance. A distinctive gemstone for a ring, pendant, or a fine collection of exceptional tourmalines.
Tourmaline 1.83 ct | Roundish | Jungle Green | Rubaya, Congo (DRC)
220.00$Natural Jungle Green Tourmaline (1.83 ct) from Rubaya, Congo (DRC), featuring a distinctive roundish shape and rich vivid color. A lively and characterful gemstone for a ring, pendant, or a fine collection of unusual green tourmalines.
Tourmaline 10.74 ct | Cushion | Bluish Green | Kunar, Afghanistan
2,578.00$Natural Bluish Green Tourmaline (10.74 ct) from Kunar, Afghanistan, cut in a refined cushion shape with vivid color and impressive presence. A remarkable gemstone for a statement ring, pendant, or a fine collection of exceptional tourmalines.
Tourmaline 10.93 ct | Emerald Cut | Rose Pink | Minas Gerais, Brazil
2,295.00$Natural Rose Pink Tourmaline (10.93 ct) from Minas Gerais, Brazil, cut in an elegant emerald cut with lively color and refined presence. A remarkable gemstone for a statement ring, pendant, or a fine collection of exceptional pink tourmalines.
Tourmaline 11.13 ct | 16 x 12 mm Oval Cabochon | Leaf Green | Rubaya, Congo (DRC)
501.00$Natural Leaf Green Tourmaline (11.13 ct) from Rubaya, Congo (DRC), cut as an elegant 16 x 12 mm oval cabochon with fresh color and smooth luminous character. A distinctive gemstone for a statement ring, pendant, or a fine collection of exceptional cabochon tourmalines.
Tourmaline 11.20 ct | Emerald Cut | Bottle Green | Rubaya, Congo
1,344.00$Natural Bottle Green Tourmaline (11.20 ct) from Rubaya, Congo, cut in an elegant emerald cut with rich color and refined presence. A remarkable gemstone for a statement ring, pendant, or a fine collection of exceptional green tourmalines.
Tourmaline 11.71 ct | 16 x 12 mm Oval Cabochon | Forest Green | Minas Gerais, Brazil
211.00$Natural Forest Green Tourmaline (11.71 ct) from Minas Gerais, Brazil, cut as an elegant 16 x 12 mm oval cabochon with deep rich color and smooth luminous character. A distinctive gemstone for a statement ring, pendant, or a fine collection of exceptional cabochon tourmalines.
Tourmaline 11.95 ct | 15 x 15 mm Trillion Cabochon | Leaf Green | Minas Gerais, Brazil
251.00$Natural Leaf Green Tourmaline (11.95 ct) from Minas Gerais, Brazil, cut as a striking 15 x 15 mm trillion cabochon with fresh color and smooth luminous character. A distinctive gemstone for a statement ring, pendant, or a fine collection of unusual cabochon tourmalines.
Tourmaline 12.15 ct | Oval | Peach Pink | Ibity, Madagascar
1,094.00$Natural Peach Pink Tourmaline (12.15 ct) from Ibity, Madagascar, cut in an elegant oval shape with warm lively color and impressive presence. A remarkable gemstone for a statement ring, pendant, or a fine collection of exceptional tourmalines.
Tourmaline 12.58 ct | Horseshoe Cabochon | Olive Green | Minas Gerais, Brazil
283.00$Natural Olive Green Tourmaline (12.58 ct) from Minas Gerais, Brazil, cut as an unusual horseshoe cabochon with rich earthy color and smooth luminous character. A distinctive gemstone for a statement ring, pendant, or a fine collection of exceptional tourmalines with individual appeal.
Tourmaline 13.00 ct | 18 x 13 mm Oval Cabochon | Grass Green | Minas Gerais, Brazil
234.00$Natural Grass Green Tourmaline (13.00 ct) from Minas Gerais, Brazil, cut as an elegant 18 x 13 mm oval cabochon with fresh vivid color and smooth luminous character. A distinctive gemstone for a statement ring, pendant, or a fine collection of exceptional cabochon tourmalines.
Tourmaline 13.00 ct | Antique Oval | Mint Green | Rubaya, Congo (DRC)
2,145.00$Natural Mint Green Tourmaline (13.00 ct) from Rubaya, Congo (DRC), cut in an elegant antique oval with fresh color and refined presence. A remarkable gemstone for a statement ring, pendant, or a fine collection of distinctive green tourmalines.
Tourmaline 13.51 ct | Emerald cut | Bicolor | Mavuco, Mosambique
5,066.00$Natural Bi-Color Tourmaline (13.51 ct) from Mavuco, Mozambique, cut in an elegant emerald cut and showing attractive natural color zoning. A distinctive gemstone with strong presence, ideal for a statement ring, pendant, or a fine collection of exceptional tourmalines.
Tourmaline 18.03 ct | 19 x 13.5 mm Oval Cabochon | Forest Green | Minas Gerais, Brazil
541.00$Natural Forest Green Tourmaline (18.03 ct) from Minas Gerais, Brazil, cut as an elegant 19 x 13.5 mm oval cabochon with deep rich color and smooth luminous character. A remarkable gemstone for a statement ring, pendant, or a fine collection of exceptional cabochon tourmalines.
Tourmaline 2.15 ct | Roundish | Jungle Green | Rubaya, Congo (DRC)
258.00$Natural Jungle Green Tourmaline (2.15 ct) from Rubaya, Congo (DRC), featuring a distinctive roundish shape and rich vivid color. A lively and characterful gemstone for a ring, pendant, or a fine collection of unusual green tourmalines.
Tourmaline 2.40 ct | 8 mm Round Cabochon | Leaf Green | Rubaya, Congo (DRC)
72.00$Natural Leaf Green Tourmaline (2.40 ct) from Rubaya, Congo (DRC), cut as an elegant 8 mm round cabochon with fresh color and smooth luminous character. A distinctive gemstone for a ring, pendant, or a fine collection of elegant cabochon tourmalines.
Tourmaline 2.69 ct | 8 mm Round Cabochon | Leaf Green | Rubaya, Congo (DRC)
81.00$Natural Leaf Green Tourmaline (2.69 ct) from Rubaya, Congo (DRC), cut as an elegant 8 mm round cabochon with fresh color and smooth luminous character. A distinctive gemstone for a ring, pendant, or a fine collection of elegant cabochon tourmalines.
Tourmaline 2.75 ct | Oval Cabochon | Leaf Green | Rubaya, Congo (DRC)
83.00$Natural Leaf Green Tourmaline (2.75 ct) from Rubaya, Congo (DRC), cut as an elegant oval cabochon with fresh color and smooth luminous character. A distinctive gemstone for a ring, pendant, or a fine collection of elegant cabochon tourmalines.
Tourmaline 2.94 ct | Emerald Cut | Bluish Green | Kunar, Afghanistan
706.00$Natural Bluish Green Tourmaline (2.94 ct) from Kunar, Afghanistan, cut in an elegant emerald cut with vivid color and refined presence. A distinctive gemstone for a ring, pendant, or a fine collection of attractive Afghan tourmalines.
Tourmaline 3.08 ct | Cushion | Bluish Green | Kunar, Afghanistan
739.00$Natural Bluish Green Tourmaline (3.08 ct) from Kunar, Afghanistan, cut in a refined cushion shape with vivid color and elegant presence. A distinctive gemstone for a ring, pendant, or a fine collection of attractive Afghan tourmalines.
Tourmaline 3.21 ct | 10 x 8 mm Oval Cabochon | Leaf Green | Rubaya, Congo (DRC)
96.00$Natural Leaf Green Tourmaline (3.21 ct) from Rubaya, Congo (DRC), cut as an elegant 10 x 8 mm oval cabochon with fresh color and smooth luminous character. A distinctive gemstone for a ring, pendant, or a fine collection of elegant cabochon tourmalines.
Tourmaline 3.39 ct | Emerald Cut | Pink,Grey, Bicolor | Kunar, Afghanistan
305.00$Natural bi-color Tourmaline (3.39 ct) from Kunar, Afghanistan, cut in an elegant emerald cut and showing an unusual combination of pink and grey tones. A distinctive gemstone for a ring, pendant, or a fine collection of exceptional tourmalines with rare natural character.
Tourmaline 3.43 ct | Oval | Lime Green | Rubaya, Congo
309.00$Natural Lime Green Tourmaline (3.43 ct) from Rubaya, Congo, cut in an elegant oval shape with fresh vivid color and lively natural presence. A distinctive gemstone for a ring, pendant, or a fine collection of attractive green tourmalines.
Tourmaline 3.57 ct | Cushion | Mint Green | Rubaya, Congo
643.00$Vibrant Mint Green Tourmaline (3.57 ct) from the Congo, cut as an elegant elongated cushion with excellent brilliance. The stone is distinctly pleochroic, showing two attractive tones: a bluish-green core with yellowish-green edges, creating lively depth and movement. Expertly precision-finished by our in-house cutter for a bright, refined sparkle.