Our collection of K-Color Diamond Engagement Rings. Curated by Estate Diamond Jewelry. These diamonds have a center diamond that features K Color.

Showing 1–36 of 150 results

0.88ct Old European Cut Diamond Groton Engagement Ring


Antique Art Deco 3.07ct Diamond Halo Engagement Ring. Glenview Ring. Circa 1930


Platinum GIA 2.69ct Rose Cut Diamond Calabria Engagement Ring


1.19ct GIA Certified Old European Cut Diamond Ring. Riverview Ring


1.58ct Old European Cut Diamond, Platinum Ring. Seville Ring


2.07ct Old European Cut Diamond Engagement Ring. Bologna Ring


3.80ct Old European Cut Diamond Engagement Ring. Bayside Ring


Antique 0.85ct 5 Stone Diamond Platinum Bellevue Ring. Circa 1920


Edwardian Antique Bohemia 1.48ct Diamond Engagement Ring. Circa 1900


Rovigo Ring. Circa 1920, Antique, Art Deco Era


Vintage Retro Era 0.60ct Diamond Engagement Ring Berge. Circa 1940


1.16ct Old European Cut Diamond Ring in Platinum. Cairns Ring


1.59ct Old European Cut Diamond Ruby Halo Ring. Plano Ring


3.21ct Rose Cut Cushion Shaped Diamond Ring. Columbus Ring


4.26ct Old Euro Cut Diamond Engagement Ring. Yale Ring


5.03ct Antique Asscher Cut Diamond Ring. Crawford Ring


Antique Art Deco 4.30ct Diamond Engagement Ring. Kent Ring. Circa 1925


Dover Ring. 3.02ct Old European Cut Diamond Ring


Madigan Earrings


Middletown Ring. Circa 1910, Antique, Edwardian Era


Rockford Ring

Contact Us For Price

Rouen Ring. Circa 1920, Antique, Art Deco Era


Salford Ring. Circa 1930, Antique, Art Deco Era


Shafton Ring


Smithfield Ring. Circa 1925, Antique, Art Deco Era


Tamworth Ring


Vintage French 3.00ct Diamond Ring Circa 1970. Gifford Ring


3.03ct Antique Cushion Cut and Sapphire Halo Montreal Ring


4.60ct Antique Cushion Cut Diamond Platinum Halo Ring


5.49ct Cushion Cut Diamond Halo Ring. Tropea Ring


Amalfi Ring. Circa 1925, Antique, Art Deco Era.


Art Deco 3.90ct Diamond Boudry Ring. Circa 1920


Bollon Ring


Capri Ring


Chester Ring


Clearview Ring. Circa 1905, Antique, Edwardian Era.