Old Mine Cut Diamonds

If you’re a diehard vintage and antique jewelry fan like we are, an Old Mine Cut diamond engagement ring might be exactly what you’re looking for! Old Mine Cut diamonds are one-of-a-kind, unmistakably vintage stones that have a unique personality and style all their own. Because they are hard to find, an Old Mine Cut diamond engagement ring is very valuable to collectors and lovers of authentically vintage diamonds and jewelry. What’s not to love about that?

37 products

Vintage platinum diamond ruby ring

Vintage platinum diamond ruby ring

Regular
$ 5,500
Sale
$ 5,500
Regular
Unit Price
per 
Art Deco GIA 1.03 carat old mine cut diamond platinum engagement ring

Art Deco GIA 1.03 carat old mine cut diamond platinum engagement ring

Regular
$ 5,850
Sale
$ 5,850
Regular
Unit Price
per 
Art Deco French GIA 1.73 carat old mine cut diamond platinum ring

Art Deco French GIA 1.73 carat old mine cut diamond platinum ring

Regular
$ 14,500
Sale
$ 14,500
Regular
Unit Price
per 
Mid Century .99 carat diamond platinum flower cluster ring

Mid Century .99 carat diamond platinum flower cluster ring

Regular
$ 5,900
Sale
$ 5,900
Regular
Unit Price
per 
Edwardian diamond ruby 18k yellow gold navette ring

Edwardian diamond ruby 18k yellow gold navette ring

Regular
$ 3,900
Sale
$ 3,900
Regular
Unit Price
per 
GIA 1.50 carat old mine cut diamond platinum filigree engagement ring

GIA 1.50 carat old mine cut diamond platinum filigree engagement ring

Regular
$ 9,800
Sale
$ 9,800
Regular
Unit Price
per 
Art Deco GIA 2.01 carat old mine diamond platinum engagement ring

Art Deco GIA 2.01 carat old mine diamond platinum engagement ring

Regular
$ 21,000
Sale
$ 21,000
Regular
Unit Price
per 
Art Deco GIA 1.50 carat old mine diamond platinum engagement ring

Art Deco GIA 1.50 carat old mine diamond platinum engagement ring

Regular
$ 14,500
Sale
$ 14,500
Regular
Unit Price
per 
Geometric GIA 0.98 carat old mine cut diamond platinum engagement ring

Geometric GIA 0.98 carat old mine cut diamond platinum engagement ring

Regular
$ 5,900
Sale
$ 5,900
Regular
Unit Price
per 
Art Deco GIA 1.66 Carat Old Mine Cut Diamond Platinum Ring

Art Deco GIA 1.66 Carat Old Mine Cut Diamond Platinum Ring

Regular
$ 6,800
Sale
$ 6,800
Regular
Unit Price
per 
Art Deco GIA 1.01 Carat Old Mine Diamond Platinum Engagement Ring

Art Deco GIA 1.01 Carat Old Mine Diamond Platinum Engagement Ring

Regular
$ 6,900
Sale
$ 6,900
Regular
Unit Price
per 
GIA 1.58 Carat Old Mine Diamond Platinum Engagement Ring

GIA 1.58 Carat Old Mine Diamond Platinum Engagement Ring

Regular
$ 13,000
Sale
$ 13,000
Regular
Unit Price
per 
GIA 1.52 Carat Old Mine Diamond 18K Yellow Gold Engagement Ring

GIA 1.52 Carat Old Mine Diamond 18K Yellow Gold Engagement Ring

Regular
$ 13,000
Sale
$ 13,000
Regular
Unit Price
per 
French GIA 2.19 Carat Old Mine Cut Diamond Platinum Engagement Ring

French GIA 2.19 Carat Old Mine Cut Diamond Platinum Engagement Ring

Regular
$ 25,000
Sale
$ 25,000
Regular
Unit Price
per 
Save $ 700
Art Deco Old Mine Diamond 18K White Gold Cluster Ring

Art Deco Old Mine Diamond 18K White Gold Cluster Ring

Regular
$ 1,600
Sale
$ 1,600
Regular
$ 2,300
Unit Price
per 
Art Deco 4.2 Carat Total Weight Diamond Platinum Shield Shape Ring

Art Deco 4.2 Carat Total Weight Diamond Platinum Shield Shape Ring

Regular
$ 7,200
Sale
$ 7,200
Regular
Unit Price
per 
Art Deco Diamond Platinum Engagement Filigree Ring

Art Deco Diamond Platinum Engagement Filigree Ring

Regular
$ 5,500
Sale
$ 5,500
Regular
Unit Price
per 
Save $ 900
Art Deco Old Mine Cut Diamond Sapphire Platinum Necklace

Art Deco Old Mine Cut Diamond Sapphire Platinum Necklace

Regular
$ 3,200
Sale
$ 3,200
Regular
$ 4,100
Unit Price
per 
Art Deco Platinum 1.58 Carat Square Cut Diamond Filigree Ring

Art Deco Platinum 1.58 Carat Square Cut Diamond Filigree Ring

Regular
$ 18,000
Sale
$ 18,000
Regular
Unit Price
per 
Save $ 11,000
Art Deco GIA 3.01 Carats Old Mine Cut Diamond Platinum Engagement Ring

Art Deco GIA 3.01 Carats Old Mine Cut Diamond Platinum Engagement Ring

Regular
$ 44,000
Sale
$ 44,000
Regular
$ 55,000
Unit Price
per 
Save $ 9,500
French Art Deco GIA 7.60 Carat Old Mine Cut Diamond Platinum Ring

French Art Deco GIA 7.60 Carat Old Mine Cut Diamond Platinum Ring

Regular
$ 85,500
Sale
$ 85,500
Regular
$ 95,000
Unit Price
per 
Art Deco French 1.71 Carat Old Mine Cut GIA Diamond Platinum Engagement Ring

Art Deco French 1.71 Carat Old Mine Cut GIA Diamond Platinum Engagement Ring

Regular
$ 8,500
Sale
$ 8,500
Regular
Unit Price
per 
Save $ 24,000
Art Deco GIA 6.40 Carat Old Mine Diamond Platinum Engagement Ring

Art Deco GIA 6.40 Carat Old Mine Diamond Platinum Engagement Ring

Regular
$ 96,000
Sale
$ 96,000
Regular
$ 120,000
Unit Price
per 
Mid-Century 4.2 Carat Total Weight Diamond Platinum Drop Earrings

Mid-Century 4.2 Carat Total Weight Diamond Platinum Drop Earrings

Regular
$ 10,500
Sale
$ 10,500
Regular
Unit Price
per 
French Belle Époque Diamond 18K Yellow Gold Ring

French Belle Époque Diamond 18K Yellow Gold Ring

Regular
$ 3,900
Sale
$ 3,900
Regular
Unit Price
per 
Edwardian Diamond 18K Yellow Gold Navette Ring

Edwardian Diamond 18K Yellow Gold Navette Ring

Regular
$ 4,200
Sale
$ 4,200
Regular
Unit Price
per 
Art Deco Inspired 2.24 Carat Old Mine Diamond Sapphire Platinum Dinner Ring

Art Deco Inspired 2.24 Carat Old Mine Diamond Sapphire Platinum Dinner Ring

Regular
$ 18,500
Sale
$ 18,500
Regular
Unit Price
per 
Vintage GIA 1.47 Carat Old Mine Cut Diamond Platinum Ring

Vintage GIA 1.47 Carat Old Mine Cut Diamond Platinum Ring

Regular
$ 6,400
Sale
$ 6,400
Regular
Unit Price
per