0.5 Carat Marquise Natural Diamonds

Search over 3,618 0.5 Carat Marquise natural diamonds from 6 online retailers.Prices typically range from $288 to $2,462 depending on the diamond's shape, color, clarity, and other factors.For broader market trends, check our Diamond Price Indexes.

0.5 Carat Marquise Natural Diamonds Available

See All Matching Offers

Showing up to 50 of 3,618 offers.

GIA | 0.52ct | Marquise | L | I1 | Excellent

GIA | 0.52ct | Marquise | L | I1 | Excellent

From $288

Compare at $292

2 stores
GIA | 0.5ct | Marquise | L | SI2 | Excellent
Save 22.7%

GIA | 0.5ct | Marquise | L | SI2 | Excellent

From $350

Compare at $452

3 stores
GIA | 0.52ct | Marquise | L | SI2 | Ideal

GIA | 0.52ct | Marquise | L | SI2 | Ideal

From $361

Compare at $383

2 stores
GIA | 0.5ct | Marquise | L | SI1 | Very Good

GIA | 0.5ct | Marquise | L | SI1 | Very Good

From $382

Compare at $416

3 stores
GIA | 0.5ct | Marquise | K | VS1 | Excellent
Save 18.5%

GIA | 0.5ct | Marquise | K | VS1 | Excellent

From $394

Compare at $484

3 stores
GIA | 0.57ct | Marquise | K | SI1 | Ideal

GIA | 0.57ct | Marquise | K | SI1 | Ideal

From $398

Compare at $424

2 stores
GIA | 0.5ct | Marquise | I | SI2 | Good
Save 18.4%

GIA | 0.5ct | Marquise | I | SI2 | Good

From $400

Compare at $490

3 stores
IGI | 0.58ct | Marquise | K | VS2 | Very Good
Save 10.1%

IGI | 0.58ct | Marquise | K | VS2 | Very Good

From $410

Compare at $456

3 stores
GIA | 0.5ct | Marquise | J | SI2 | Good
Save 18.5%

GIA | 0.5ct | Marquise | J | SI2 | Good

From $419

Compare at $514

2 stores
GIA | 0.51ct | Marquise | L | SI1 | Excellent

GIA | 0.51ct | Marquise | L | SI1 | Excellent

From $440

Compare at $445

2 stores
GIA | 0.51ct | Marquise | H | SI2 | Ideal
Save 14.9%

GIA | 0.51ct | Marquise | H | SI2 | Ideal

From $446

Compare at $524

2 stores
GIA | 0.5ct | Marquise | L | VVS2 | Excellent
Save 15%

GIA | 0.5ct | Marquise | L | VVS2 | Excellent

From $447

Compare at $526

3 stores
GIA | 0.55ct | Marquise | H | SI2 | Ideal
Save 14.6%

GIA | 0.55ct | Marquise | H | SI2 | Ideal

From $449

Compare at $526

2 stores
GIA | 0.5ct | Marquise | J | SI1 | Good
Save 13.8%

GIA | 0.5ct | Marquise | J | SI1 | Good

From $449

Compare at $521

3 stores
IGI | 0.5ct | Marquise | J | VS2 | Very Good
Save 17.5%

IGI | 0.5ct | Marquise | J | VS2 | Very Good

From $450

Compare at $545

2 stores
IGI | 0.52ct | Marquise | J | VVS1 | Very Good
Save 17.4%

IGI | 0.52ct | Marquise | J | VVS1 | Very Good

From $450

Compare at $545

2 stores
IGI | 0.51ct | Marquise | J | SI1 | Very Good

IGI | 0.51ct | Marquise | J | SI1 | Very Good

From $450

Compare at $494

2 stores
GIA | 0.5ct | Marquise | K | SI2 | Excellent

GIA | 0.5ct | Marquise | K | SI2 | Excellent

From $451

Compare at $480

3 stores
IGI | 0.5ct | Marquise | J | VS1 | Very Good
Save 11.4%

IGI | 0.5ct | Marquise | J | VS1 | Very Good

From $453

Compare at $512

2 stores
GIA | 0.53ct | Marquise | J | SI1 | Ideal
Save 15.1%

GIA | 0.53ct | Marquise | J | SI1 | Ideal

From $454

Compare at $535

3 stores
GIA | 0.52ct | Marquise | J | SI1 | Ideal
Save 14.7%

GIA | 0.52ct | Marquise | J | SI1 | Ideal

From $454

Compare at $532

2 stores
GIA | 0.51ct | Marquise | L | SI1 | Good
Save 13.7%

GIA | 0.51ct | Marquise | L | SI1 | Good

From $454

Compare at $526

3 stores
IGI | 0.5ct | Marquise | J | VS2 | Very Good
Save 18.2%

IGI | 0.5ct | Marquise | J | VS2 | Very Good

From $454

Compare at $555

3 stores
GIA | 0.51ct | Marquise | L | VS2 | Excellent

GIA | 0.51ct | Marquise | L | VS2 | Excellent

From $455

Compare at $499

3 stores
GIA | 0.5ct | Marquise | I | SI1 | Good
Save 12.1%

GIA | 0.5ct | Marquise | I | SI1 | Good

From $456

Compare at $519

3 stores
IGI | 0.51ct | Marquise | J | SI1 | Very Good

IGI | 0.51ct | Marquise | J | SI1 | Very Good

From $456

Compare at $470

3 stores
GIA | 0.51ct | Marquise | K | SI1 | Very Good
Save 10.5%

GIA | 0.51ct | Marquise | K | SI1 | Very Good

From $458

Compare at $512

3 stores
IGI | 0.52ct | Marquise | J | SI1 | Very Good
Save 11.7%

IGI | 0.52ct | Marquise | J | SI1 | Very Good

From $459

Compare at $520

3 stores
IGI | 0.5ct | Marquise | J | VS2 | Very Good
Save 17.9%

IGI | 0.5ct | Marquise | J | VS2 | Very Good

From $460

Compare at $560

2 stores
IGI | 0.5ct | Marquise | J | VS2 | Very Good
Save 17.9%

IGI | 0.5ct | Marquise | J | VS2 | Very Good

From $460

Compare at $560

2 stores
GIA | 0.5ct | Marquise | K | SI1 | Ideal
Save 16.6%

GIA | 0.5ct | Marquise | K | SI1 | Ideal

From $461

Compare at $553

3 stores
GIA | 0.51ct | Marquise | I | SI1 | Ideal
Save 15.1%

GIA | 0.51ct | Marquise | I | SI1 | Ideal

From $461

Compare at $543

2 stores
IGI | 0.5ct | Marquise | J | VS1 | Very Good
Save 11.9%

IGI | 0.5ct | Marquise | J | VS1 | Very Good

From $465

Compare at $528

2 stores
IGI | 0.5ct | Marquise | J | VS1 | Ideal
Save 11.4%

IGI | 0.5ct | Marquise | J | VS1 | Ideal

From $466

Compare at $526

2 stores
GIA | 0.51ct | Marquise | I | SI2 | Ideal
Save 14.8%

GIA | 0.51ct | Marquise | I | SI2 | Ideal

From $466

Compare at $547

2 stores
GIA | 0.51ct | Marquise | I | SI1 | Ideal
Save 14.8%

GIA | 0.51ct | Marquise | I | SI1 | Ideal

From $466

Compare at $547

2 stores
GIA | 0.5ct | Marquise | E | SI2 | Ideal
Save 14.9%

GIA | 0.5ct | Marquise | E | SI2 | Ideal

From $467

Compare at $549

2 stores
GIA | 0.52ct | Marquise | I | SI1 | Ideal
Save 14.9%

GIA | 0.52ct | Marquise | I | SI1 | Ideal

From $467

Compare at $549

2 stores
GIA | 0.5ct | Marquise | K | VS2 | Ideal

GIA | 0.5ct | Marquise | K | VS2 | Ideal

From $467

Compare at $514

3 stores
GIA | 0.5ct | Marquise | K | SI1 | Ideal

GIA | 0.5ct | Marquise | K | SI1 | Ideal

From $468

Compare at $516

3 stores
GIA | 0.5ct | Marquise | K | SI2 | Excellent

GIA | 0.5ct | Marquise | K | SI2 | Excellent

From $468

Compare at $514

3 stores
IGI | 0.52ct | Marquise | J | VS2 | Very Good
Save 11.4%

IGI | 0.52ct | Marquise | J | VS2 | Very Good

From $471

Compare at $532

3 stores
GIA | 0.5ct | Marquise | J | SI1 | Good
Save 16.8%

GIA | 0.5ct | Marquise | J | SI1 | Good

From $471

Compare at $566

4 stores
GIA | 0.5ct | Marquise | G | SI2 | Good
Save 13.7%

GIA | 0.5ct | Marquise | G | SI2 | Good

From $474

Compare at $549

3 stores
GIA | 0.5ct | Marquise | G | SI2 | Very Good
Save 13.7%

GIA | 0.5ct | Marquise | G | SI2 | Very Good

From $474

Compare at $549

3 stores
IGI | 0.52ct | Marquise | J | SI1 | Very Good
Save 19.7%

IGI | 0.52ct | Marquise | J | SI1 | Very Good

From $475

Compare at $592

3 stores
GIA | 0.5ct | Marquise | J | SI2 | Excellent

GIA | 0.5ct | Marquise | J | SI2 | Excellent

From $478

Compare at $528

2 stores
IGI | 0.5ct | Marquise | J | VVS1 | Very Good

IGI | 0.5ct | Marquise | J | VVS1 | Very Good

From $480

Compare at $533

2 stores
GIA | 0.51ct | Marquise | I | SI1 | Ideal
Save 15.1%

GIA | 0.51ct | Marquise | I | SI1 | Ideal

From $484

Compare at $570

2 stores
GIA | 0.5ct | Marquise | L | VVS2 | Excellent
Save 15.2%

GIA | 0.5ct | Marquise | L | VVS2 | Excellent

From $485

Compare at $572

3 stores

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