| 28.00ctw IMPORTANT Fancy Yellow & White Diamond Bracelet, by Black Starr & Frost (from the Estate of Rachel "Bunny" Mellon) | jewelsbygrace.com | 250000 USD | — | — |
| 5.01ct Pear Cut Diamond Bezel Solitaire, GIA | jewelsbygrace.com | 105000 USD | — | — |
| 5.05ct Old Mine Cut Diamond Edwardian Solitaire Ring, GIA J VS2 | jewelsbygrace.com | 92000 USD | — | — |
| 5.05ct Old Mine Cut Diamond, GIA J VS2 | jewelsbygrace.com | 89500 USD | — | — |
| 6.05ct Antique Lozenge Diamond Bezel Solitaire, GIA | jewelsbygrace.com | 89000 USD | — | — |
| 5.04ct Antique Asscher Cut Diamond Solitaire, GIA K VS2 | jewelsbygrace.com | 81500 USD | — | — |
| 5.04ct Asscher Cut Diamond, GIA K VS2 | jewelsbygrace.com | 78500 USD | — | — |
| 5.01ct Vintage Asscher Cut Diamond & Emerald Ring, GIA | jewelsbygrace.com | 74000 USD | — | — |
| 40.58ctw Old European Cut Diamond Collet Riviere Necklace | jewelsbygrace.com | 69500 USD | — | — |
| 22.48ctw Old European Cut Diamond Riviere Necklace | jewelsbygrace.com | 68000 USD | — | — |
| 5.26ct Old Mine Cut Diamond, GIA | jewelsbygrace.com | 67000 USD | — | — |
| 7.80ctw Art Deco Double Old European Cut Diamond Drop Earrings | jewelsbygrace.com | 64000 USD | — | — |
| 6.17ct Old Mine Cut Diamond Collet Solitaire, GIA | jewelsbygrace.com | 62000 USD | — | — |
| 3.00ct Pear Cut Diamond Bezel Solitaire, GIA F VS2 | jewelsbygrace.com | 62000 USD | — | — |
| 5.54ct Transitional Cut Diamond Bezel Ring, GIA S-T VVS1 | jewelsbygrace.com | 59500 USD | — | — |
| 6.49ctw Old European Cut Diamond Toi et Moi Bypass Ring | jewelsbygrace.com | 59000 USD | — | — |
| 4.06ct Vintage Emerald Cut Diamond, GIA J SI1 | jewelsbygrace.com | 58500 USD | — | — |
| 3.63ct Vintage Carre Cut Diamond Bezel Solitaire, GIA I VS2 | jewelsbygrace.com | 57750 USD | — | — |
| 3.63ct RARE Antique Carre Cut Diamond, GIA I VS2 | jewelsbygrace.com | 54950 USD | — | — |
| 28.62ctw Old European Cut Diamon Bar Link Station Necklace | jewelsbygrace.com | 51000 USD | — | — |
| 5.03ct Transitional Cut Diamond Ring, GIA | jewelsbygrace.com | 50950 USD | — | — |
| RARE Vintage Crescendo Bracelet, by Hermes | jewelsbygrace.com | 48000.0 USD | — | — |
| 5.02ct Elongated Cushion Cut Diamond Collet Solitaire, GIA M SI1 | jewelsbygrace.com | 46500 USD | — | — |
| 4.74ct Old European Cut Diamond, GIA M | jewelsbygrace.com | 44950 USD | — | — |
| 23.00ctw Pear Cut Diamond Collet Tennis Necklace | jewelsbygrace.com | 44850.0 USD | — | — |
| 3.01ct Emerald Cut Diamond, GIA I VS1 | jewelsbygrace.com | 44000 USD | — | — |
| 4.02ct Oval Cut Diamond Half-Bezel Solitaire, GIA M VS2 | jewelsbygrace.com | 43950 USD | — | — |
| 3.66ctw Old Mine Cut Diamond Ring, GIA | jewelsbygrace.com | 42950 USD | — | — |
| 5.07ct Criss-Cut Diamond Ring, GIA M SI2 | jewelsbygrace.com | 42950 USD | — | — |
| 24.89ctw Old European Cut Diamond Bezel Tennis Necklace | jewelsbygrace.com | 42750.0 USD | — | — |
| 4.14ct Old Mine Cut Diamond, GIA L SI2 | jewelsbygrace.com | 42500 USD | — | — |
| 3.57ct Old Mine Cut Diamond Collet Solitaire, GIA K SI1 | jewelsbygrace.com | 42000 USD | — | — |
| 21.27ctw Old European Cut Diamond Bezel Tennis Necklace | jewelsbygrace.com | 39750 USD | — | — |
| 3.46ct Old Mine Cut Diamond Scroll Solitaire, GIA O-P VS2 | jewelsbygrace.com | 39000 USD | — | — |
| Vintage Panthere Molle Pendant, by Cartier | jewelsbygrace.com | 39000.0 USD | — | — |
| 21.59ctw Old European Cut Diamond Bezel Tennis Necklace | jewelsbygrace.com | 39000 USD | — | — |
| 20.01ctw Old European Cut Diamond "Pebble" Bezel Necklace | jewelsbygrace.com | 39000 USD | — | — |
| 10.65ctw Victorian Old European Cut Convertible Riviere Necklace, French | jewelsbygrace.com | 39000 USD | — | — |
| 3.28ct Old Mine Cut Diamond, GIA J SI1 | jewelsbygrace.com | 38500 USD | — | — |
| 4.01ct Oval Cut Diamond, GIA M VS2 | jewelsbygrace.com | 37850 USD | — | — |