Estate & Designer Rings | Spectra Fine Jewelry

Estate and signed designer rings in platinum and 18k gold with diamonds and colored gemstones. Styles include solitaires, cocktail and cluster rings, bands and eternity rings, toi et moi, three-stone, and statement designs, selected for proportion, craftsmanship, and comfortable wear. Expertly evaluated and curated by Spectra Fine Jewelry in New York City.

Contemporary Green Diamond Pave Cocktail Bombe Ring

Contemporary Green Diamond Pave Cocktail Bombe Ring

Regular price $2,160.00

Regular price Sale price $2,160.00
Unit price per
GIA Certified 22.62ct Cushion Diamond Platinum Ring

GIA Certified 22.62ct Cushion Diamond Platinum Ring

Regular price $2,565,000.00

Regular price Sale price $2,565,000.00
Unit price per
7.09ct Fancy Pink Diamond 18k Rose Gold Ring

7.09ct Fancy Pink Diamond 18k Rose Gold Ring

Regular price $4,725,000.00

Regular price Sale price $4,725,000.00
Unit price per
Spectra Fine Jewelry GRS Certified 17.76 Carat Colombian Emerald Diamond Cocktai

Spectra Fine Jewelry GRS Certified 17.76 Carat Colombian Emerald Diamond Cocktai

Regular price $108,000.00

Regular price Sale price $108,000.00
Unit price per
Spectra Fine Jewelry 3.12ct Kite Diamond Cocktail Engagement Ring

Spectra Fine Jewelry 3.12ct Kite Diamond Cocktail Engagement Ring

Regular price $195,750.00

Regular price Sale price $195,750.00
Unit price per
Spectra Fine Jewelry 2.23ct Diamond Round Marquise Engagement Ring Band

Spectra Fine Jewelry 2.23ct Diamond Round Marquise Engagement Ring Band

Regular price $45,900.00

Regular price Sale price $45,900.00
Unit price per
Spectra Fine Jewelry 5.04 ct. Champagne Diamond Cocktail Ring

Spectra Fine Jewelry 5.04 ct. Champagne Diamond Cocktail Ring

Regular price $35,100.00

Regular price Sale price $35,100.00
Unit price per
Contemporary Edwardian Revival Diamond Engagement Cocktail Ring

Contemporary Edwardian Revival Diamond Engagement Cocktail Ring

Regular price $6,075.00

Regular price Sale price $6,075.00
Unit price per
Spectra Fine Jewelry GIA Certified Natural Fancy Vivid Green-Yellow Diamond 18K

Spectra Fine Jewelry GIA Certified Natural Fancy Vivid Green-Yellow Diamond 18K

Regular price $319,950.00

Regular price Sale price $319,950.00
Unit price per
Spectra Fine Jewelry 20.11ct Canary Diamond Engagement Ring

Spectra Fine Jewelry 20.11ct Canary Diamond Engagement Ring

Regular price $641,250.00

Regular price Sale price $641,250.00
Unit price per
Spectra Fine Jewelry 4.99 ct. Ruby Diamond Engagement Bombe Ring

Spectra Fine Jewelry 4.99 ct. Ruby Diamond Engagement Bombe Ring

Regular price $55,350.00

Regular price Sale price $55,350.00
Unit price per
Spectra Fine Jewelry 18K Gold Ring with Cushion Cut Yellow Diamond and Brilliant

Spectra Fine Jewelry 18K Gold Ring with Cushion Cut Yellow Diamond and Brilliant

Regular price $33,750.00

Regular price Sale price $33,750.00
Unit price per
Spectra Fine Jewelry 1.47ct Yellow Diamond Halo Pinwheel Engagement Ring

Spectra Fine Jewelry 1.47ct Yellow Diamond Halo Pinwheel Engagement Ring

Regular price $49,950.00

Regular price Sale price $49,950.00
Unit price per
Spectra Fine Jewelry 0.74 cts. Diamond Toi et Moi Bypass Ring

Spectra Fine Jewelry 0.74 cts. Diamond Toi et Moi Bypass Ring

Regular price $3,375.00

Regular price Sale price $3,375.00
Unit price per
Crivelli Diamond Fishbone Wedding Band Ring

Crivelli Diamond Fishbone Wedding Band Ring

Regular price $1,050.00

Regular price Sale price $1,050.00
Unit price per
Crivelli 18 Karat Gold Eight Diamond Ring or Wedding Band

Crivelli 18 Karat Gold Eight Diamond Ring or Wedding Band

Regular price $1,333.00

Regular price Sale price $1,333.00
Unit price per
Spectra Fine Jewelry 12.52 ct. Cushion Cut Diamond Halo Engagement Ring

Spectra Fine Jewelry 12.52 ct. Cushion Cut Diamond Halo Engagement Ring

Regular price $162,000.00

Regular price Sale price $162,000.00
Unit price per
Spectra Fine Jewelry 5.72 ct. Fancy Yellow Diamond Ring

Spectra Fine Jewelry 5.72 ct. Fancy Yellow Diamond Ring

Regular price $69,120.00

Regular price Sale price $69,120.00
Unit price per
Spectra Fine Jewelry 2.18 ct. Colombian Emerald Diamond Cocktail Ring

Spectra Fine Jewelry 2.18 ct. Colombian Emerald Diamond Cocktail Ring

Regular price $20,250.00

Regular price Sale price $20,250.00
Unit price per
Spectra Fine Jewelry 6.52 cts. Emerald Three-Stone Engagement Ring

Spectra Fine Jewelry 6.52 cts. Emerald Three-Stone Engagement Ring

Regular price $59,400.00

Regular price Sale price $59,400.00
Unit price per
Spectra Fine Jewelry GIA Certified 2.14 Carat Fancy Vivid Yellow Diamond Ring

Spectra Fine Jewelry GIA Certified 2.14 Carat Fancy Vivid Yellow Diamond Ring

Regular price $36,500.00

Regular price Sale price $36,500.00
Unit price per
Bulgari 6.40 Carat Certified Sapphire Cocktail Ring

Bulgari 6.40 Carat Certified Sapphire Cocktail Ring

Regular price $82,350.00

Regular price Sale price $82,350.00
Unit price per
Spectra Fine Jewelry 5.02ct Ruby Diamond Halo Cocktail Engagement Ring

Spectra Fine Jewelry 5.02ct Ruby Diamond Halo Cocktail Engagement Ring

Regular price $78,300.00

Regular price Sale price $78,300.00
Unit price per
Spectra Fine Jewelry Certified 38.53 Carat Sugarloaf Sapphire Diamond Ring

Spectra Fine Jewelry Certified 38.53 Carat Sugarloaf Sapphire Diamond Ring

Regular price $311,850.00

Regular price Sale price $311,850.00
Unit price per