1 Carat Marquise Natural Diamonds

Search over 1,508 1 Carat Marquise natural diamonds from 8 online retailers.Prices typically range from $994 to $10,291 depending on the diamond's shape, color, clarity, and other factors.For broader market trends, check our Diamond Price Indexes.

1 Carat Marquise Natural Diamonds Available

See All Matching Offers

Showing up to 50 of 1,508 offers.

GIA | 1.02ct | Marquise | L | SI2 | Excellent
Save 11.1%

GIA | 1.02ct | Marquise | L | SI2 | Excellent

From $994

Compare at $1,118

2 stores
GIA | 1ct | Marquise | L | SI2 | Good
Save 11%

GIA | 1ct | Marquise | L | SI2 | Good

From $1,007

Compare at $1,131

2 stores
IGI | 1ct | Marquise | K | SI1 | Very Good
Save 21.3%

IGI | 1ct | Marquise | K | SI1 | Very Good

From $1,134

Compare at $1,441

2 stores
IGI | 1ct | Marquise | K | SI1 | Very Good
Save 21.3%

IGI | 1ct | Marquise | K | SI1 | Very Good

From $1,134

Compare at $1,441

2 stores
GIA | 1.01ct | Marquise | L | SI2 | Very Good
Save 11%

GIA | 1.01ct | Marquise | L | SI2 | Very Good

From $1,149

Compare at $1,291

2 stores
IGI | 1ct | Marquise | K | SI1 | Very Good
Save 20.1%

IGI | 1ct | Marquise | K | SI1 | Very Good

From $1,164

Compare at $1,457

3 stores
GIA | 1.02ct | Marquise | K | VS1 | Good
Save 21.5%

GIA | 1.02ct | Marquise | K | VS1 | Good

From $1,200

Compare at $1,528

3 stores
GIA | 1.02ct | Marquise | K | SI2 | Ideal
Save 31.3%

GIA | 1.02ct | Marquise | K | SI2 | Ideal

From $1,232

Compare at $1,793

2 stores
IGI | 1.01ct | Marquise | K | VS2 | Ideal
Save 19.4%

IGI | 1.01ct | Marquise | K | VS2 | Ideal

From $1,233

Compare at $1,530

2 stores
IGI | 1ct | Marquise | K | VS2 | Very Good
Save 19.6%

IGI | 1ct | Marquise | K | VS2 | Very Good

From $1,255

Compare at $1,560

2 stores
GIA | 1.04ct | Marquise | L | SI2 | Excellent
Save 29.8%

GIA | 1.04ct | Marquise | L | SI2 | Excellent

From $1,260

Compare at $1,794

3 stores
GIA | 1ct | Marquise | L | SI2 | Excellent
Save 31.4%

GIA | 1ct | Marquise | L | SI2 | Excellent

From $1,286

Compare at $1,874

2 stores
IGI | 1ct | Marquise | K | SI1 | Very Good
Save 21.3%

IGI | 1ct | Marquise | K | SI1 | Very Good

From $1,292

Compare at $1,642

3 stores
IGI | 1.05ct | Marquise | K | VS1 | Very Good
Save 15.2%

IGI | 1.05ct | Marquise | K | VS1 | Very Good

From $1,299

Compare at $1,531

2 stores
IGI | 1.01ct | Marquise | K | SI1 | Very Good
Save 21.4%

IGI | 1.01ct | Marquise | K | SI1 | Very Good

From $1,304

Compare at $1,659

3 stores
IGI | 1ct | Marquise | K | VS1 | Very Good
Save 17.8%

IGI | 1ct | Marquise | K | VS1 | Very Good

From $1,313

Compare at $1,598

2 stores
IGI | 1.03ct | Marquise | K | SI1 | Very Good
Save 21.4%

IGI | 1.03ct | Marquise | K | SI1 | Very Good

From $1,313

Compare at $1,670

3 stores
GIA | 1.01ct | Marquise | L | SI2 | Ideal
Save 31.4%

GIA | 1.01ct | Marquise | L | SI2 | Ideal

From $1,315

Compare at $1,916

3 stores
IGI | 1ct | Marquise | J | SI1 | Ideal
Save 20.2%

IGI | 1ct | Marquise | J | SI1 | Ideal

From $1,359

Compare at $1,704

2 stores
GIA | 1ct | Marquise | L | VS2 | Excellent
Save 28.3%

GIA | 1ct | Marquise | L | VS2 | Excellent

From $1,361

Compare at $1,897

3 stores
GIA | 1ct | Marquise | K | SI2 | Excellent
Save 31.4%

GIA | 1ct | Marquise | K | SI2 | Excellent

From $1,363

Compare at $1,986

3 stores
IGI | 1ct | Marquise | J | SI1 | Ideal
Save 17.8%

IGI | 1ct | Marquise | J | SI1 | Ideal

From $1,374

Compare at $1,671

3 stores
GIA | 1ct | Marquise | L | SI2 | Excellent
Save 31.3%

GIA | 1ct | Marquise | L | SI2 | Excellent

From $1,377

Compare at $2,005

3 stores
GIA | 1.01ct | Marquise | L | VVS1 | Ideal
Save 31.4%

GIA | 1.01ct | Marquise | L | VVS1 | Ideal

From $1,377

Compare at $2,007

3 stores
GIA | 1.01ct | Marquise | L | SI1 | Good

GIA | 1.01ct | Marquise | L | SI1 | Good

From $1,382

Compare at $1,497

2 stores
IGI | 1.02ct | Marquise | K | VVS2 | Very Good
Save 21.3%

IGI | 1.02ct | Marquise | K | VVS2 | Very Good

From $1,383

Compare at $1,758

3 stores
GIA | 1ct | Marquise | K | SI2 | Excellent
Save 31.4%

GIA | 1ct | Marquise | K | SI2 | Excellent

From $1,416

Compare at $2,063

3 stores
GIA | 1.07ct | Marquise | L | SI1 | Excellent
Save 22.9%

GIA | 1.07ct | Marquise | L | SI1 | Excellent

From $1,432

Compare at $1,857

3 stores
GIA | 1.01ct | Marquise | K | SI1 | Excellent
Save 31.3%

GIA | 1.01ct | Marquise | K | SI1 | Excellent

From $1,441

Compare at $2,099

3 stores
GIA | 1ct | Marquise | L | SI2 | Ideal
Save 31.4%

GIA | 1ct | Marquise | L | SI2 | Ideal

From $1,443

Compare at $2,103

3 stores
IGI | 1ct | Marquise | K | VVS2 | Very Good
Save 20.3%

IGI | 1ct | Marquise | K | VVS2 | Very Good

From $1,445

Compare at $1,813

2 stores
IGI | 1ct | Marquise | K | SI1 | Very Good
Save 21.8%

IGI | 1ct | Marquise | K | SI1 | Very Good

From $1,449

Compare at $1,852

3 stores
GIA | 1ct | Marquise | K | SI2 | Excellent
Save 31.3%

GIA | 1ct | Marquise | K | SI2 | Excellent

From $1,483

Compare at $2,159

3 stores
IGI | 1ct | Marquise | J | VS2 | Very Good
Save 21.8%

IGI | 1ct | Marquise | J | VS2 | Very Good

From $1,492

Compare at $1,907

3 stores
GIA | 1.01ct | Marquise | L | SI2 | Ideal
Save 31.4%

GIA | 1.01ct | Marquise | L | SI2 | Ideal

From $1,512

Compare at $2,203

3 stores
HRD | 1.01ct | Marquise | J | SI2 | Ideal
Save 14.4%

HRD | 1.01ct | Marquise | J | SI2 | Ideal

From $1,515

Compare at $1,770

2 stores
GIA | 1.02ct | Marquise | I | VS1 | Good
Save 18.9%

GIA | 1.02ct | Marquise | I | VS1 | Good

From $1,523

Compare at $1,877

2 stores
IGI | 1ct | Marquise | J | SI1 | Very Good
Save 23.1%

IGI | 1ct | Marquise | J | SI1 | Very Good

From $1,527

Compare at $1,985

3 stores
GIA | 1ct | Marquise | L | VVS2 | Excellent
Save 16.7%

GIA | 1ct | Marquise | L | VVS2 | Excellent

From $1,527

Compare at $1,834

2 stores
IGI | 1ct | Marquise | J | SI1 | Very Good
Save 23.1%

IGI | 1ct | Marquise | J | SI1 | Very Good

From $1,527

Compare at $1,985

3 stores
GIA | 1ct | Marquise | L | SI2 | Excellent

GIA | 1ct | Marquise | L | SI2 | Excellent

From $1,527

Compare at $1,614

2 stores
GIA | 1.01ct | Marquise | L | SI2 | Excellent

GIA | 1.01ct | Marquise | L | SI2 | Excellent

From $1,528

Compare at $1,566

2 stores
IGI | 1.01ct | Marquise | J | VS2 | Very Good
Save 17.3%

IGI | 1.01ct | Marquise | J | VS2 | Very Good

From $1,528

Compare at $1,849

2 stores
IGI | 1ct | Marquise | J | SI1 | Very Good
Save 23.1%

IGI | 1ct | Marquise | J | SI1 | Very Good

From $1,529

Compare at $1,988

3 stores
IGI | 1.06ct | Marquise | K | SI1 | Very Good
Save 23.3%

IGI | 1.06ct | Marquise | K | SI1 | Very Good

From $1,535

Compare at $2,000

3 stores
IGI | 1.01ct | Marquise | J | SI1 | Very Good
Save 21.9%

IGI | 1.01ct | Marquise | J | SI1 | Very Good

From $1,535

Compare at $1,965

3 stores
IGI | 1.09ct | Marquise | J | SI1 | Very Good
Save 22.1%

IGI | 1.09ct | Marquise | J | SI1 | Very Good

From $1,536

Compare at $1,971

2 stores
GIA | 1.01ct | Marquise | K | SI1 | Excellent
Save 12.4%

GIA | 1.01ct | Marquise | K | SI1 | Excellent

From $1,540

Compare at $1,758

3 stores
GIA | 1.04ct | Marquise | L | VVS1 | Ideal
Save 32.5%

GIA | 1.04ct | Marquise | L | VVS1 | Ideal

From $1,543

Compare at $2,286

3 stores
GIA | 1ct | Marquise | K | SI2 | Ideal
Save 32.5%

GIA | 1ct | Marquise | K | SI2 | Ideal

From $1,543

Compare at $2,286

3 stores

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