| Ash Ring | Teal Hexagonal Montana Sapphire + Diamond Baguette Engagement Ring 1.54 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 4400 USD | 5,500 USD | −20% |
| Pink Tourmaline in Matrix - Brazil | shopmineralogy.com | 34 USD | 40 USD | −15% |
| Specularite Lot Purchase | shopmineralogy.com | 8908 USD | — | — |
| Townes Ring | Lab Pear Cut + Emerald Cut Diamond Curved Band Engagement Ring + Wedding Band Set 2.35 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 7800 USD | — | — |
| Townes Ring | Lab Pear Cut + Emerald Cut Diamond Curved Band Engagement Ring + Wedding Band Set 2.15 ct + 1.04 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 7700 USD | — | — |
| Delta Ring | Green Sapphire + Diamond Cluster Engagement Ring 1.87 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 7500 USD | — | — |
| Fern Ring | Teal Emerald Cut Sapphire + Antique Diamonds Engagement Ring 4.51 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 7500 USD | — | — |
| Liana Ring | Grey Green Emerald Cut Sapphire + Pear Cut Diamond Engagement Ring 2.44 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 7200 USD | — | — |
| Marin Ring | Lab Crisscut Cushion Cut Bypass Engagement Ring 2.82 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 7000 USD | — | — |
| Ash Ring | Lab Green Emerald Cut Diamond + Diamond Baguette Engagement Ring 3.09 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 7000 USD | — | — |
| Liana Ring | Teal Emerald Cut Sapphire + Pear Cut Diamond Engagement Ring 1.75 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6920 USD | — | — |
| Townes Ring | Lab Moval Cut Diamond Solitaire Curved Band Engagement Ring + Wedding Band Set 2.09 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6800 USD | — | — |
| Fern Ring | Mint Montana Emerald Cut Sapphire + Antique Diamonds Engagement Ring 2.14 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6700 USD | — | — |
| Indra Ring | Mint Hexagonal Montana Sapphire + Diamond Cluster Engagement Ring 1.82 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6700 USD | — | — |
| Liana Ring | Lab Pear Cut Diamond + Lab Old European Cut Diamond Engagement Ring 2.71 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6700 USD | — | — |
| Delta Ring | Mint Montana Sapphire + Diamond Cluster Engagement Ring 2.00 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6650 USD | — | — |
| Mesa Ring | Teal Hexagon Montana Sapphire Solitaire Engagement Ring 3.03 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6600 USD | — | — |
| Mesa Ring | Step Cut Geometric Pear Spinel Solitaire Engagement Ring 3.56 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6500 USD | — | — |
| Hayes Ring | Lab Emerald Cut Solitaire + Double Curved Band Engagement Ring 2.59 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6500 USD | — | — |
| Drew Ring | Lab Antique Oval Diamond Solitaire Engagement Ring 2.04 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6500 USD | — | — |
| Liana Ring | Lab Emerald Cut Diamond + Pear Cut Pink Diamond Engagement Ring 2.52 + 0.86 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6500 USD | — | — |
| Liana Ring | Lab Pear Cut Diamond + Lab Old European Cut Diamond Engagement Ring 2.51 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6400 USD | — | — |
| Dahlia Ring | Champagne Pear Cut Diamond + Diamond Cluster Engagement Ring 1.11 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6400 USD | — | — |
| Ash Ring | Lab Emerald Cut Diamond + Diamond Baguette Engagement Ring 3.07 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6400 USD | — | — |
| Marin Ring | Lab Pink Diamond Emerald Cut Bypass Engagement Ring 2.81 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6300 USD | — | — |
| Townes Ring | Lab Pear Cut Diamond Solitaire Curved Band Engagement Ring + Wedding Band Set 1.64 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6300 USD | — | — |
| Hayes Ring | Lab Emerald Cut Solitaire + Double Curved Band Engagement Ring 2.51 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6250 USD | — | — |
| Delta Ring | Lab Baguette Cut Diamond + Diamond Cluster Engagement Ring 2.01 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6200 USD | — | — |
| Marin Ring | Lab Emerald Cut Bypass Engagement Ring 3.08 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6200 USD | — | — |
| Marlowe Ring | Lab Emerald Cut Diamond + Tapered Baguette Lab Diamond Accent Engagement Ring 3.09 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6200 USD | — | — |
| Alsea Ring | Lab Antique Round Cut Diamond + Baguette and Round Lab Diamond Accents Engagement Ring 2.09 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6200 USD | — | — |
| Avens Ring | Lab Emerald Cut Diamond Solitaire Engagement Ring 3.07 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6200 USD | — | — |
| Marin Ring | Lab Asscher Bypass Engagement Ring 2.56 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6200 USD | — | — |
| Avens Ring | Lab Emerald Cut Diamond Solitaire Engagement Ring 3.09 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6200 USD | — | — |
| Ash Ring | Mint Green Emerald Cut Sapphire + Diamond Baguette Engagement Ring 2.04 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6140 USD | — | — |
| Ash Ring | Teal Montana Emerald Cut Sapphire + Diamond Baguette Engagement Ring 1.78 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6100 USD | — | — |
| Verona Ring | Teal Emerald Cut Sapphire + Round Diamond Accents Engagement Ring 1.72 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6020 USD | — | — |
| Maeve Ring | Lab Antique Cushion Cut Diamond + Round Lab Diamond Accent Engagement Ring 2.85 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6000 USD | — | — |
| Townes Ring | Lab Moval Cut Diamond Solitaire Curved Band Engagement Ring + Wedding Band Set 1.90 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6000 USD | — | — |
| Townes Ring | Lab Moval Cut Diamond Solitaire Curved Band Engagement Ring + Wedding Band Set 2.08 ct | 14k Recycled Gold | One of a Kind | mineralogydesign.com | 6000 USD | — | — |