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14 Karat White Gold Grey "South Sea Tahitian" in Modern Knife Edge Diamond Ring
By Gregory Mikaelian & Sons, Inc.
Located in Los Angeles, CA
14k white gold 10.5mm Grey "South Sea Tahitian" in Modern Knife Edge Diamond ring, with 2 diamonds
Category

21st Century and Contemporary American Contemporary Cocktail Rings

Materials

Diamond, Black Pearl, 14k Gold, White Gold

Pinstripe Strength Knife Edge Diamond Earring
By Ri Noor
Located in Houston, TX
define this bold and glamorous knife edge earring. With its bold and sturdy feel, this collection
Category

2010s Hoop Earrings

Pinstripe Strength Knife Edge Diamond Ring
By Ri Noor
Located in Houston, TX
define this bold and glamorous knife edge ring. With its bold and sturdy feel, this collection
Category

2010s Bridal Rings

Pinstripe Strength Knife Edge Diamond Ring
By Ri Noor
Located in Houston, TX
define this bold and glamorous knife edge ring. With its bold and sturdy feel, this collection
Category

2010s Bridal Rings

Pinstripe Strength Knife Edge Diamond Bangle Bracelet
By Ri Noor
Located in Houston, TX
define this bold and glamorous knife edge bracelet. With its bold and sturdy feel, this collection
Category

2010s Bangles

Pinstripe Strength Knife Edge Diamond Bangle Bracelet
By Ri Noor
Located in Houston, TX
define this bold and glamorous knife edge bracelet. With its bold and sturdy feel, this collection
Category

2010s Cuff Bracelets

Pinstripe Strength Chubby Knife Edge Diamond Ring
By Ri Noor
Located in Houston, TX
define this bold and glamorous knife edge ring. With its bold and sturdy feel, this collection symbolizes
Category

2010s Cocktail Rings

Pinstripe Strength Knife Edge Diamond Chubby Bangle Bracelet
By Ri Noor
Located in Houston, TX
define this bold and glamorous knife edge bracelet. The CHUBBY version of the kniefeedge pinstripe bangle
Category

2010s Bangles

Materials

Diamond

Pinstripe Strength Knife Edge Diamond Earring White Gold
By Ri Noor
Located in Houston, TX
pattern define this bold and glamorous knife edge earring. With its bold and sturdy feel, this collection
Category

2010s Hoop Earrings

ANGARA GIA Certified Natural Emerald-Cut Aquamarine Halo Ring in White Gold
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Emerald-Cut Aquamarine Halo Ring with Knife-Edge Diamond Shank
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

White Gold

ANGARA GIA Certified Natural Emerald-Cut Aquamarine Halo Ring in White Gold
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Emerald-Cut Aquamarine Halo Ring with Knife-Edge Diamond Shank
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

White Gold

ANGARA GIA Certified Natural Emerald-Cut Aquamarine Halo Ring in Platinum
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Emerald-Cut Aquamarine Halo Ring with Knife-Edge Diamond Shank
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Platinum

ANGARA GIA Certified Natural Emerald-Cut Aquamarine Halo Ring in Rose Gold
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Emerald-Cut Aquamarine Halo Ring with Knife-Edge Diamond Shank
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Rose Gold

ANGARA GIA Certified Natural Emerald-Cut Aquamarine Halo Ring in Rose Gold
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Emerald-Cut Aquamarine Halo Ring with Knife-Edge Diamond Shank
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Rose Gold

ANGARA GIA Certified Natural Emerald-Cut Aquamarine Halo Ring in Yellow Gold
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Emerald-Cut Aquamarine Halo Ring with Knife-Edge Diamond Shank
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Yellow Gold

ANGARA GIA Certified Natural Emerald-Cut Aquamarine Halo Ring in Yellow Gold
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Emerald-Cut Aquamarine Halo Ring with Knife-Edge Diamond Shank
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Yellow Gold

Diamond Knife Edge Open Ring Regular price
Located in Aspen, CO
This contemporary piece is composed of 6 baguette cut diamonds and 18 karat white gold. Its knife
Category

2010s More Rings

Tiffany & Co. 1.74 Carat Diamond Knife Edge Engagement Ring
By Tiffany & Co.
Located in Bethesda, MD
The ring features a center brilliant cut diamond weighing 1.74 carats. The diamond is H color and
Category

2010s Engagement Rings

Materials

Diamond, Platinum

Tiffany & Co. 1.37 Carat Diamond Knife Edge Engagement Ring
By Tiffany & Co.
Located in Bethesda, MD
The ring features a center brilliant cut diamond weighing 1.37 carats. The diamond is I color and
Category

Early 2000s Engagement Rings

Materials

Diamond, Platinum

RUCHI Diamond Yellow Gold Knife-Edge Triangle Dangle Earrings
By Ruchi New York
Located in New York, NY
18K Yellow Gold Diamonds: 2.60 carats
Category

2010s Hong Kong Contemporary Dangle Earrings

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Knife Edger Stacking Diamond and Topaz White Gold Bangle Bracelet
Located in Beverly Hills, CA
Beautiful stacking diamond and topaz bangle bracelet with a stylish knife edge. The bangle has 44
Category

21st Century and Contemporary Unknown Modern Bangles

Materials

Diamond, White Diamond, Topaz, 18k Gold, White Gold

Knife Edge Solitaire Diamond Engagement Ring in 18 Karat Gold
Located in Towson, MD
One 18 karat white gold cathedral knife edge solitaire diamond engagement ring, set with one 0.65
Category

21st Century and Contemporary Contemporary Engagement Rings

Materials

Diamond, Gold, 18k Gold, White Gold

Knife Edge Micro Pave Diamond Eternity Ring 1/2 Carat
Located in Los Angeles, CA
Knife edge micro pave 1/2 carat diamond eternity ring. Comfort fit All of our diamonds are earth
Category

2010s Wedding Rings

Materials

Diamond, Gold, 14k Gold, Rose Gold, White Gold, Yellow Gold

Tiffany & Co. Diamond Solitaire Engagement Ring Platinum 1.21ct GIA Knife-Edge
By Tiffany & Co.
Located in Greensboro, NC
Style: Solitaire Features: Knife-edge band Measurements Face Height (north to south): 5/16" (7.7mm
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

14 Karat White Gold Round Diamond Halo with Knife Edge Ring
By Gregory Mikaelian & Sons, Inc.
Located in Los Angeles, CA
14k white gold round diamond halo with knife edge ring, containing 32 round full cut diamonds
Category

2010s American Contemporary Engagement Rings

Materials

Diamond, 14k Gold

Yellow Gold Diamond Cluster Ring - 14k Round Brilliant .87ctw Knife-Edge
Located in Greensboro, NC
Carats: .87ctw Style: Cluster Features: Channel set diamonds accented by knife-edge shoulders
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, 14k Gold, Yellow Gold

Yellow Gold Diamond Engagement Ring - 14k Marquise .68ctw Bow Knife-Edge
Located in Greensboro, NC
Style: Solitaire with Accents Theme: Bow Features: Knife-Edge Band Measurements Face Height (north to
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, 14k Gold, Yellow Gold

RUCHI Oval Tanzanite and Baguette Diamond White Gold Knife-Edge Bracelet
By Ruchi New York
Located in New York, NY
18K White Gold Tanzanite- 14.32 Cts Diamonds- 0.80 Cts All Diamonds are G-H/SI
Category

2010s Hong Kong Contemporary Link Bracelets

Materials

Diamond, Tanzanite, Gold, 18k Gold, White Gold

Contemporary 18 Carat Yellow & White Gold Diamond Knife-Edged Engagement Ring
Located in Hamilton, AU
a gorgeous round brilliant diamond in a claw setting atop knife edge white gold shoulders encrusted
Category

21st Century and Contemporary Unknown Contemporary Engagement Rings

Materials

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

14 Karat White Gold Round Diamond Halo and Knife Edge Ring
By Gregory Mikaelian & Sons, Inc.
Located in Los Angeles, CA
14k white gold round diamond halo ring, containing 54 round full cut diamonds weighing .65pts
Category

2010s American Contemporary Engagement Rings

Materials

Diamond, 14k Gold

Yellow Gold Diamond Tapered Knife-Edge Point Drop Earrings - 14k Single Pierced
Located in Greensboro, NC
: Tapered Knife-Edge Point Measurements Tall: 1 9/16" (39mm) Top Width: 5/32" (3.5mm) Bottom Width: 7/16
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, 14k Gold, White Gold, Yellow Gold

2.20 Carat Asscher Cut Diamond Ring Halo Knife Edge 14 Karat Best
Located in New York, NY
Beautiful Ascher Halo & Knife edged shank. 1.50ct. Ascher cut diamond. J-color VS-2 clarity
Category

2010s American Solitaire Rings

Materials

Diamond, 14k Gold, White Gold

Vintage Circa 1990s 0.26 Carat Round Brilliant Diamond Platinum Knife Edge Band
Located in Hamilton, AU
A diamond embellished knife edge setting crafted runs around the gleaming front of the platinum
Category

20th Century Unknown Modern Band Rings

Materials

Diamond, Platinum

Yellow Gold Diamond Cluster Cocktail Ring - 10k Single Cut .50ctw Knife-Edge
Located in Greensboro, NC
: I1 - I2 Total Carats: .50ctw Style: Cluster Cocktail Features: Tiered Silhouette & Knife-Edge Band
Category

21st Century and Contemporary Cluster Rings

Materials

Diamond, 10k Gold, White Gold, Yellow Gold

Yellow Gold Diamond Cluster Ring - 10k Baguette & Single Cut .50ctw Knife-Edge
Located in Greensboro, NC
Clarity: I1 - I2 Total Carats: .50ctw Style: Cluster with Accents Features: Knife-edge shoulder
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, 10k Gold, White Gold, Yellow Gold

White Gold Precious Topaz & Diamond Halo Ring - 14k Pear 2.82ctw Knife-Edge
Located in Greensboro, NC
Total Carats: 2.82ctw Style: Solitaire with Accents Halo Features: Knife-Edge Spanning the Entire
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Topaz, 14k Gold, White Gold

GIA Certified Pink Sapphire Knife Edge Ring in Platinum with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
Prong-Set GIA Certified Oval Pink Sapphire Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Platinum

NEW 18k Gold 1.10ct GIA Princess Diamond Solitaire Knife Edge Engagement Ring
Located in Montclair, NJ
amount of brilliance in which reflects its very fine quality. The shank has a knife edge style. This ring
Category

2010s American Engagement Rings

Materials

Diamond, White Gold, 18k Gold

Tiffany & Co. 1.34 Carat Diamond Knife Edge Engagement Ring and Wedding Band
By Tiffany & Co.
Located in Bethesda, MD
The ring features a center brilliant cut diamond weighing 1.34 carats. The diamond is I color and
Category

Early 2000s Engagement Rings

Materials

Diamond, Platinum

Platinum Diamond Vintage Five-Stone Wedding Band - 900 Rnd.50ctw Knife-Edge Ring
Located in Greensboro, NC
: VS1 - VS2 Total Carats: .50ctw Style: Five-Stone Wedding Band with Diamonds Features: Knife-Edge
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Platinum

6 Claw GIA Certified 1.5 Carat Round Brilliant Diamond Knife Edge Platinum Ring
Located in London, GB
6 Claw GIA Certified 1.5 Carat Round Brilliant Diamond Classic Knife Edge Solitaire Ring in
Category

21st Century and Contemporary Contemporary Wedding Rings

Materials

Diamond, Platinum

14 Karat White Gold Blue Topaz and Diamond Ring Paved on Knife Edge
By Gregory Mikaelian & Sons, Inc.
Located in Los Angeles, CA
14k white gold blue topaz and diamond ring paved on knife edge, containing 1 round blue topaz of
Category

2010s American Contemporary Fashion Rings

Materials

Diamond, Topaz, 14k Gold

Art Deco 2.17 CTW Old Mine Diamond Platinum Knife Edge Vintage Engagement Ring
Located in Philadelphia, PA
and bright Accented by knife edge shank Tested as platinum Circa: 1930s Ring size: 5 3/4 and sizable
Category

Vintage 1930s Art Deco Engagement Rings

Materials

Diamond, Platinum

ANGARA GIA Certified Natural Amethyst Knife Edge White Gold Ring with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Amethyst Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

White Gold

ANGARA GIA Certified Natural Amethyst Knife Edge Ring in Platinum with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Amethyst Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Platinum

ANGARA GIA Certified Natural Amethyst Knife Edge White Gold Ring with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Amethyst Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

White Gold

GIA Certified Pink Sapphire Knife Edge Ring in White Gold with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
Prong-Set GIA Certified Oval Pink Sapphire Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

White Gold

GIA Certified Pink Sapphire Knife Edge Ring in Rose Gold with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
Prong-Set GIA Certified Oval Pink Sapphire Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Rose Gold

18k Gold 2.07ctw GIA Oval Brilliant Ruby Diamond Halo Knife Edge Engagement Ring
Located in Montclair, NJ
central cluster the shank of the ring is also quite unique; it features a knife-edge style which is not
Category

2010s American Engagement Rings

Materials

Diamond, Ruby, 18k Gold

Black and White Diamond Knife Edge Twist Ring in 18K White and Yellow Gold
Located in London, GB
Asymmetric 18ct yellow gold, black and white diamond ring with a knife edge twisted band. A strip
Category

Early 2000s French Modern Fashion Rings

Materials

White Diamond, Black Diamond, Diamond, Yellow Gold, 18k Gold

KNIFE EDGE Gemstone Necklace: Y Neck Drop with Tanzanite
Located in Los Angeles, CA
our KNIFE EDGE Y-Neck Gemstone Necklace-This version shows off a beautiful Emerald cut Tanzanite
Category

2010s American Contemporary Chain Necklaces

Materials

Tanzanite, 14k Gold

ANGARA GIA Certified Natural Amethyst Knife Edge Ring in Rose Gold with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Amethyst Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Rose Gold

Angara GIA Certified Natural Amethyst Knife Edge Ring in Rose Gold with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Amethyst Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Rose Gold

ANGARA GIA Certified Pink Sapphire Knife Edge Ring in Yellow Gold with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
Prong-Set GIA Certified Oval Pink Sapphire Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Yellow Gold

ANGARA GIA Certified Pink Sapphire Knife Edge Ring in Rose Gold with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
Prong-Set GIA Certified Oval Pink Sapphire Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Rose Gold

Angara Gia Certified Pink Sapphire Knife Edge Ring in Yellow Gold with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
Prong-Set GIA Certified Oval Pink Sapphire Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Yellow Gold

Angara Gia Certified Pink Sapphire Knife Edge Ring in White Gold with Diamonds
By ANGARA INC.
Located in Los Angeles, CA
Prong-Set GIA Certified Oval Pink Sapphire Knife Edge Ring with Diamonds
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

White Gold

Chic Set of Three 14k Knife Edge Bangles- Yellow, White, & Pink Gold w/Diamonds
Located in Palm Beach, FL
diamonds. Diamonds have a total approximate weight of .75ct and an overall quality of G color and VS1
Category

21st Century and Contemporary Italian Contemporary Bangles

Materials

Diamond, Gold, 18k Gold

14 Karat Yellow Gold Baguette Channel with "Knife Edge" Set Ring
By Gregory Mikaelian & Sons, Inc.
Located in Los Angeles, CA
14k yellow gold baguette channel with "knife edge" set ring, containing 28 baguette diamond; color
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, 14k Gold, Yellow Gold

Antique Victorian 18K Yellow Gold French Paste Knife Edge Bangle Bracelet
Located in Great Neck, NY
Beautiful Antique Victorian 18K Yellow Gold French Paste Knife Edge Bangle Bracelet. This gorgeous
Category

Antique 18th Century Unknown Victorian Bangles

Materials

Yellow Gold

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Knife Edge Diamond For Sale on 1stDibs

On 1stDibs, you can find the most appropriate knife edge diamond for your needs in our varied inventory. Each design created in this style — which was crafted with great care and often made from gold, platinum and white gold — can elevate any look. You can easily find a 833 antique edition and 603 modern creations to choose from as well. You’re likely to find the perfect knife edge diamond among the distinctive items we have available, which includes versions made as long ago as the 18th Century as well as those produced as recently as the 21st Century. Finding an appealing knife edge diamond — no matter the origin — is easy, but Tiffany & Co., Alexandra Mor and ANGARA INC. each produced a popular version that is worth a look. Take a look at a knife edge diamond featuring diamond from our inventory today to add the perfect touch to your look. A round cut version of this piece has appeal, but there are also old european cut and brilliant cut versions for sale. If you’re browsing our inventory for a knife edge diamond, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.

How Much is a Knife Edge Diamond?

On average, a knife edge diamond at 1stDibs sells for $5,812, while they’re typically $250 on the low end and $693,000 for the highest priced versions of this item.