10 to 20 Carats Categories: All Collections Gems Carvings Chrysanthemums Curvatures Fantasy Cut Innerscapes Jewellery Melange Melee Sets Pairs Motifs and Stories Psychonaut Gems by Type Agate Alexandrite Amethyst Ametrine Aquamarine Beryl Carnelian Chalcedony Chrysoprase Citrine Emerald Garnet Jade Lapis Lazuli Morganite Opal Peridot Prasiolite Rock Crystal Rose Quartz Ruby Sapphire (Australia) Sapphire (World) Smoky Quartz Spinel Sunstone Tanzanite Topaz Topaz Blue Tourmaline Turquoise Zircon Gems by Weight Under 2 Carats 2 to 4 Carats 4 to 6 Carats 6 to 10 Carats 10 to 20 Carats 20 to 100 Carats Over 100 Carats Gems by Colour Black Blue Clear Green Green Blue Teal Grey Orange Parti Pink Purple Red Smoky White Yellow Gems by Shape Cabochon Carved Freeform Heart Hexagon Octagon Oval Pear Pentagon Rectangle Round Square Triangle 10 to 20 Carats All Collections Gems by Type Gems by Weight Under 2 Carats 2 to 4 Carats 4 to 6 Carats 6 to 10 Carats 10 to 20 Carats 20 to 100 Carats Over 100 Carats Gems by Colour Gems by Shape White Green Agate Cameo - Sakura - 13.37ct Lemon Citrine - Buff Top Rectangle Cushion - 10.53ct Out of Stock Brazilian Santa Maria Blue Aquamarine - Emerald Cut - 11.27ct London Blue Topaz - Rhapsody (for a Pharaoh) - Square Radiant - 12.06ct Australian Zircons - Mixed Shapes - 18pcs - 15.5tcw Australian Sapphires - Mixed Colours - Round Pairs - 24pcs - 18.9tcw Australian Sapphires - Mixed Yellow Parti Colours and Shapes - 37pcs - 17tcw Australian Sapphires - Blue - Oval - 3pcs - 10.7tcw Australian Sapphires - Mixed Colours and Shapes - 36pcs - 17tcw Australian Sapphires - Freeform - Mixed Colours - 18pcs - 19.3tcw Blue Lace Agate - Reverse Intaglio Oval - Sailfish - 14.76ct Carnelian - Reverse Intaglio Oval - Trout - 10.79ct Out of Stock Burmese Peridot - Square Cushion - 10.4ct Tanzanite - Rectangle Cushion - 11.96ct Carnelian - Intaglio Carving - Sisyphus - 12.07ct Persian Turquoise - Oval Cabochon Pair - 14.71ct Australian Turquoise - Rectangle Cushion Cabochon - 17.43ct Out of Stock Australian Turquoise - Oval Cabochon - 15.15ct Australian Turquoise - Oval Cabochon - 12.44ct Australian Turquoise - Oval Cabochon - 11.2ct Pink Morganite - Scissor Cut - 15.41ct Peridot - Cushion Cut - 14.1ct Peridot - Emerald Cut - 10.12ct Citrine - Innerscape - 16.94ct Imperial Topaz - Rectangle Radiant - 11.07ct Carnelian - Reverse Intaglio - Athena's Owl Out of Stock Australian Black Spinel - Pear - 11.62ct Out of Stock Green Blue Bi-Colour Tourmaline - Long Emerald Cut - 10.27ct Citrine - Innerscape - 14.45ct Citrine - Horizon Sun - 10.4ct Australian Carnelian - Round Disc Pair - 18.41tcw Australian Topaz - Concave Octagon Star - 14.6ct Out of Stock Australian Topaz - Innerscape Fantasy - 10.4ct Australian Topaz - Innerscape Fantasy - 12.2ct Citrine - Flame - 15.56ct Out of Stock Blue Zircon - Innerscape - 16.17ct Australian Silver White Topaz - Moon Gem Pendant Out of Stock Citrine with 18K Yellow Gold - Scarab Pendant Australian Topaz - Carving - 16.61ct Australian Topaz - Origin - 14.7ct Out of Stock Australian Topaz - Moon Gems - 18.14ct Australian Natural Blue Topaz - Flower From Heaven - 14.64ct Blue Topaz - Cushion Cabochon - 14.48ct Australian Natural Blue Topaz - Moon Gem - 18.5ct Australian Natural Blue Topaz - Moon Gem - 14.1ct Zircon - Portuguese Double Rose - 12.65ct Lapis Lazuli with Gold Leaf - Chrysanthemum Seal - 13.71ct Out of Stock Citrine - Turbine - 11.36ct Out of Stock Blue Chalcedony - Flower From Heaven Pendant Rose de France Amethyst - Scarab - 11.69ct Amethyst - Innerscape Fantasy - 11.9ct Amethyst - Innerscape Fantasy - 18.3ct Rhodolite Garnet - Scarab Beetle - 13ct Amethyst - Nucleus Pair - 11.4ct Citrine - Melting Moments - 17.54ct Citrine - Innerscape - 15.53ct
