Skip to main content

Kohn Engagement Rings

to
1
1
1
1
5
1
1
1
1
5
3,690
767
570
444
1
1
1
Creator: Kohn
Art Nouveau Sugarloaf No Heat Ceylon Sapphire Kohn & Co Ring 18K Yellow Gold
Art Nouveau Sugarloaf No Heat Ceylon Sapphire Kohn & Co Ring 18K Yellow Gold

Art Nouveau Sugarloaf No Heat Ceylon Sapphire Kohn & Co Ring 18K Yellow Gold

By Kohn

Located in Boston, MA

An Art Nouveau period Sugarloaf Sapphire solitaire, set in an 18k yellow gold mounting. The deep blue sapphire is the focal point, accentuated by the intricate woven gold design. Cra...

Category

Early 1900s Art Nouveau Antique Kohn Engagement Rings

Materials

Sapphire, 18k Gold, Yellow Gold

Related Items
18k Gold AGL No Heat Yellow Ceylon Sapphire & Princess Diamond Half Bezel Ring
18k Gold AGL No Heat Yellow Ceylon Sapphire & Princess Diamond Half Bezel Ring

18k Gold AGL No Heat Yellow Ceylon Sapphire & Princess Diamond Half Bezel Ring

Located in Montclair, NJ

This fancy and unusual yellow sapphire and diamond engagement ring is very well and solidly crafted in solid 18k yellow gold. It features a natural, AGL certified, emerald cut yellow...

Category

1990s Kohn Engagement Rings

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

7.77 Carat Royal Blue Sapphire Ceylon No Heat Cushion Cut and Diamond 18K Ring
7.77 Carat Royal Blue Sapphire Ceylon No Heat Cushion Cut and Diamond 18K Ring

7.77 Carat Royal Blue Sapphire Ceylon No Heat Cushion Cut and Diamond 18K Ring

Located in Miami, FL

This natural 7.77 carat unheated Ceylon blue sapphire ring is a striking statement of elegance and rarity. It is both AGL Certified and SSEF certified as originating from Ceylon (Sri...

Category

21st Century and Contemporary Modern Kohn Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Gold, 18k Gold, White Gold

Yellow Ceylon Sapphire & Diamonds 18K Yellow Gold Ring
Yellow Ceylon Sapphire & Diamonds 18K Yellow Gold Ring

Yellow Ceylon Sapphire & Diamonds 18K Yellow Gold Ring

Located in GOES, NL

Bright, elegant, and timeless, this 18K Gold Unheated Yellow Sapphire Ring features a stunning natural yellow sapphire in a refined emerald (octagon) cut. Radiating a soft, golden gl...

Category

2010s Dutch Modern Kohn Engagement Rings

Materials

Diamond, Sapphire, Yellow Sapphire, 18k Gold, Yellow Gold

Art Nouveau 18k Gold Ring with Diamonds & Sapphire
Art Nouveau 18k Gold Ring with Diamonds & Sapphire

Art Nouveau 18k Gold Ring with Diamonds & Sapphire

Located in Aventura, FL

Experience the enchanting beauty of this Art Nouveau ring, meticulously crafted in 18k yellow gold. This exquisite piece features a natural oval light blue sapphire weighing approxim...

Category

1890s Art Nouveau Antique Kohn Engagement Rings

Materials

Diamond, White Diamond, Sapphire, Gold, 18k Gold, Yellow Gold

GIA Certified 13 Carat No Heat Ceylon Sapphire Blue Sapphire Ring
GIA Certified 13 Carat No Heat Ceylon Sapphire Blue Sapphire Ring

GIA Certified 13 Carat No Heat Ceylon Sapphire Blue Sapphire Ring

By Antinori Fine Jewels

Located in Chicago, IL

Gemstone enthusiasts, prepare to be captivated by the rare and mesmerizing beauty of this Natural Sapphire from Sri Lanka. Weighing an impressive 13 carats, this sapphire exhibits a...

Category

2010s Unknown Kohn Engagement Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Platinum

Oscar Heyman GIA Ceylon no heat sapphire diamond 18k gold cocktail ring
Oscar Heyman GIA Ceylon no heat sapphire diamond 18k gold cocktail ring

Oscar Heyman GIA Ceylon no heat sapphire diamond 18k gold cocktail ring

By Oscar Heyman

Located in Beverly Hills, CA

This exceptional Oscar Heyman cocktail ring showcases four breathtaking pastel-colored modified shield step cut sapphires totaling approximately 15.50 carats, certified by GIA #22359...

Category

1960s Contemporary Vintage Kohn Engagement Rings

Materials

Diamond, Sapphire, Gold, 18k Gold, Platinum

French Modern No Heat Purple Sapphire Diamonds 18 Karat Yellow Gold Ring
French Modern No Heat Purple Sapphire Diamonds 18 Karat Yellow Gold Ring

French Modern No Heat Purple Sapphire Diamonds 18 Karat Yellow Gold Ring

Located in Poitiers, FR

Ring in 18 karat yellow gold, eagle head hallmark and platinum, dog head hallmark. This sapphire ring is set on its top with a purple sapphire with 6 claws and 2 modern brilliant- cu...

Category

21st Century and Contemporary French Modern Kohn Engagement Rings

Materials

Diamond, White Diamond, Sapphire, Purple Sapphire, Gold, 18k Gold, Yello...

4.02 Carat No Heat Ceylon Sapphire In Platinum Art Deco Ring
4.02 Carat No Heat Ceylon Sapphire In Platinum Art Deco Ring

4.02 Carat No Heat Ceylon Sapphire In Platinum Art Deco Ring

Located in Miami, FL

AGL and Gubelin certified no-heat 4.02 carat cushion cut Ceylon sapphire set in vintage platinum Art Deco original mounting with diamond halo, handmade filigree, milgrain, and ornate...

Category

1930s Sri Lankan Art Deco Vintage Kohn Engagement Rings

Materials

Diamond, Sapphire, Platinum

No Heat Padparadscha Sapphire and Diamond Engagement Ring in 18K Gold
No Heat Padparadscha Sapphire and Diamond Engagement Ring in 18K Gold

No Heat Padparadscha Sapphire and Diamond Engagement Ring in 18K Gold

By MOGULDIAM INC

Located in New York, NY

Exceptionally rare and vivid, this magnificent ring features 1.70 carats no heat sapphire accompanied with an authenticity certification from Lotus Gemology lab. The details are as ...

Category

2010s American Contemporary Kohn Engagement Rings

Materials

Diamond, Sapphire, Padparadscha Sapphire , 18k Gold

18k gold ring with no heat sugarloaf cabochon sapphire and diamonds
18k gold ring with no heat sugarloaf cabochon sapphire and diamonds

18k gold ring with no heat sugarloaf cabochon sapphire and diamonds

Located in London, GB

This 1950s European 18k gold cocktail ring features a central no heat sugarloaf cabochon sapphire which weighs approximately 3.5 carats and approximately 1 carat of diamonds. The sma...

Category

1950s European Contemporary Vintage Kohn Engagement Rings

Materials

Diamond, Sapphire, 18k Gold

39.0 ct. Ceylon No-Heat Sapphire & Diamond Ring Signed Cartier
39.0 ct. Ceylon No-Heat Sapphire & Diamond Ring Signed Cartier

39.0 ct. Ceylon No-Heat Sapphire & Diamond Ring Signed Cartier

By Cartier

Located in New York, NY

Carat Weight: Sapphire 39.0 ct. & approx. 2.80 cts diamonds total Color/Clarity: Ceylon No Heat; E–F color, VVS–VS clarity Certifications: AGL Size: 6 Creator: Cartier Metal: Pla...

Category

1990s American Kohn Engagement Rings

Materials

Diamond, Sapphire, Platinum

Previously Available Items
Art Deco 1.21 Carat GIA Old European Cut Diamond Engagement Ring
Art Deco 1.21 Carat GIA Old European Cut Diamond Engagement Ring

Art Deco 1.21 Carat GIA Old European Cut Diamond Engagement Ring

By Kohn

Located in Los Angeles, CA

Early Art Deco era 1.21 Carat Old European Cut Diamond Engagement Ring composed of platinum. The 1.21 carat Old European Cut diamond is GIA certified J color & SI1 clarity. Set with ...

Category

1920s American Art Deco Vintage Kohn Engagement Rings

Materials

Diamond, Platinum

Kohn engagement rings for sale on 1stDibs.

Find a range of Kohn engagement rings available on 1stDibs. Each of these unique items was designed with extraordinary care, often using yellow gold. While looking for the most stylish antique or vintage Kohn jewelry to pair with your ensemble, you’ll find that Kohn sapphire engagement rings, from our inventory of 1, can add a particularly distinctive touch to your look. We have 1 pieces in this collection as well as a number of other designs by this jeweler. While this collection reflects work that originated over various time periods, most of these items were designed during the early 1900s. If you’re looking for additional options, many customers also consider engagement rings by and Malpani Jewels. Prices for Kohn engagement rings can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $7,495 and tops out at $7,495, while pieces like these, on average, can sell for $7,495.