Showing 1–24 of 139 results

16-20ct Gemstones

Filter Showing 1 - 24 of 139 results
Gem Type
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Baby Blue Paraiba Tourmaline 19.73ct – 18x16mm (PA1718)

US$ 15,931

Blue Paraiba Tourmaline 19.48ct (PA1394)

US$ 25,941

Green Tourmaline 17.61ct – Pair (TG1723)

US$ 5,701

Green Tourmaline 17.36ct (TG0259)

US$ 1,381

Intense Brownish Orange Spessartite 17.41ct – 15x13mm (ST0676)

US$ 2,056

Fire Orange Spessartite 16.01ct – 13mm (ST0593)

US$ 665

Orange Spessartite 16.42ct (ST0485)

US$ 3,728

Intense Brownish Orange Spessartite 19.31ct (ST0066)

US$ 1,382

Green Chrome Tourmaline 18.37ct (CT0019)

US$ 12,983

Seafoam Green Tourmaline 19.90ct (TG1780)

US$ 3,470

Cobalt Blue Zircon 18.52ct – 16x14mm (ZI1144)

US$ 6,368

Bubblegum Pink Cuprian Tourmaline 19.18ct – 18x16mm (MZ0396)

US$ 2,168

Baby Blue Paraiba Tourmaline 16.30ct (PA1852)

US$ 5,607

Vivid Pink Cuprian Tourmaline 18.78ct – 17x15mm (MZ0395)

US$ 2,123

White Rainbow Moonstone 18.18ct – 17x15mm (RM0129)

US$ 9,403

Sky Blue Paraiba Tourmaline 16.05ct – 16mm (PA1724)

US$ 11,022

Corn Yellow Sphene 16.20ct (SH1138)

US$ 3,417

Baby Blue Aquamarine 19.54ct – 18x16mm (AQ3878)

US$ 2,856

Aquamarine 16.04ct (AQ2076)

US$ 1,313

White Rainbow Moonstone 16.37ct (RM0114)

US$ 8,469

Sky Blue Aquamarine 16.58ct (AQ3897)

US$ 2,159

Moss Green Cuprian Tourmaline 18.99ct (MZ0336)

US$ 2,700

Forest Green Cuprian Tourmaline 20.25ct – 17x15mm (MZ0335)

US$ 4,103

Olive Green Cuprian Tourmaline 18.42ct (MZ0330)

US$ 1,423