| 9.67ct Ruby Oval Star Cab | columbiagemhouse.com | 42306 USD | — | — |
| 5.16ct Dark Blue Montana Sapphire Fancy Barion Emerald Cut | columbiagemhouse.com | 25800 USD | — | — |
| 5.27ct Bi-Color Montana Sapphire Elongated Hexagon | columbiagemhouse.com | 19499 USD | — | — |
| 4.08ct Teal Montana Sapphire Modified Triangle | columbiagemhouse.com | 18360 USD | — | — |
| 8.95ct Ruby Oval Star Cab | columbiagemhouse.com | 17900 USD | — | — |
| 4.47ct Denim Montana Sapphire Pear | columbiagemhouse.com | 16092 USD | — | — |
| 3.73ct Blue Montana Sapphire Freeform Capsule | columbiagemhouse.com | 14920 USD | — | — |
| 4.31ct Ceylon Sapphire Oval Star Cab | columbiagemhouse.com | 13792 USD | — | — |
| 3.67ct Ruby Round Star Cab | columbiagemhouse.com | 11010 USD | — | — |
| 4.43ct Teal Montana Sapphire Freeform | columbiagemhouse.com | 8860 USD | — | — |
| 3.35ct Bi-Color Montana Sapphire Fancy Lozenge | columbiagemhouse.com | 8040 USD | — | — |
| 15.37ct Oregon Sunstone Barion Emerald Cut | columbiagemhouse.com | 7685 USD | — | — |
| 2.36ct Ceylon Sapphire Oval Star Cab | columbiagemhouse.com | 7080 USD | — | — |
| 2.76ct Bi-Color Montana Sapphire Fancy Kite | columbiagemhouse.com | 6624 USD | — | — |
| 3.50ct Ruby Oval Star Cab | columbiagemhouse.com | 6300 USD | — | — |
| 2.79ct Peacock Australian Sapphire Fancy Fan | columbiagemhouse.com | 5580 USD | — | — |
| 1.68ct Orange Montana Sapphire Fancy Shield | columbiagemhouse.com | 5544 USD | — | — |
| 2.34ct Green Australian Sapphire Freeform | columbiagemhouse.com | 4973 USD | — | — |
| 2.34ct Blue Montana Sapphire Elongated Blade | columbiagemhouse.com | 4680 USD | — | — |
| 1.94ct Green Australian Sapphire Fancy Shield | columbiagemhouse.com | 4656 USD | — | — |
| 4.63ct Neon Green Beryl Freeform | columbiagemhouse.com | 4630 USD | — | — |
| 5.26ct Ceylon Sapphire Round Star Cab | columbiagemhouse.com | 4602 USD | — | — |
| 4.43ct Ceylon Sapphire Round Star Cab | columbiagemhouse.com | 4430 USD | — | — |
| 2.87ct Ceylon Sapphire Oval Star Cab | columbiagemhouse.com | 4305 USD | — | — |
| 5.60 Deep Red Oregon Sunstone Roll Top Emerald Cut | columbiagemhouse.com | 4200 USD | — | — |
| 8.26ct Oregon Sunstone Hex Tablet™ | columbiagemhouse.com | 3614 USD | — | — |
| 5.94ct Deep Red Oregon Sunstone Pear | columbiagemhouse.com | 3341 USD | — | — |
| 1.67ct Ruby Oval Star Cab | columbiagemhouse.com | 3340 USD | — | — |
| 1.64ct Ruby Oval Star Cab | columbiagemhouse.com | 3075 USD | — | — |
| 1.41ct Ruby Oval Star Cab | columbiagemhouse.com | 2820 USD | — | — |
| 7.30ct Oregon Sunstone Emerald Cut | columbiagemhouse.com | 2738 USD | — | — |
| 6.25ct Red Oregon Sunstone Rounds | columbiagemhouse.com | 2734 USD | — | — |
| 2.67ct Semi-Black Green Lightning Ridge Opal Cushion Cab | columbiagemhouse.com | 2670 USD | — | — |
| 2.63ct Ceylon Sapphire Oval Star Cab | columbiagemhouse.com | 2630 USD | — | — |
| 6.90ct Oregon Sunstone Pear | columbiagemhouse.com | 2588 USD | — | — |
| 1.35ct Ruby Oval Star Cab | columbiagemhouse.com | 2531 USD | — | — |
| 1.10ct Ruby Round Star Cab | columbiagemhouse.com | 2475 USD | — | — |
| 0.97ct Brazilian Emerald Oval | columbiagemhouse.com | 2425 USD | — | — |
| 5.51ct Oregon Sunstone Fancy Baguette | columbiagemhouse.com | 2411 USD | — | — |
| 5.39ct Deep Red Oregon Sunstone Emerald Cut | columbiagemhouse.com | 2358 USD | — | — |