0.3 Carat Round Natural Diamonds

Search over 1,079 0.3 Carat Round natural diamonds from 3 online retailers.Prices typically range from $221 to $1,010 depending on the diamond's shape, color, clarity, and other factors.For broader market trends, check our Diamond Price Indexes.

0.3 Carat Round Natural Diamonds Available

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Showing up to 50 of 1,079 offers.

0.3ct | Round | K | SI2 | GoodGIA
Save 19.2%

0.3ct | Round | K | SI2 | Good

From $221

Compare at $274

2 stores
0.3ct | Round | L | SI2 | ExcellentGIA
Save 19.5%

0.3ct | Round | L | SI2 | Excellent

From $222

Compare at $275

2 stores
0.31ct | Round | L | VS2 | ExcellentGIA
Save 20.6%

0.31ct | Round | L | VS2 | Excellent

From $250

Compare at $314

2 stores
0.31ct | Round | L | SI1 | IdealGIA
Save 20.2%

0.31ct | Round | L | SI1 | Ideal

From $256

Compare at $321

2 stores
0.33ct | Round | I | SI2 | ExcellentGIA
Save 19%

0.33ct | Round | I | SI2 | Excellent

From $257

Compare at $317

2 stores
0.32ct | Round | I | SI1 | ExcellentGIA
Save 21.1%

0.32ct | Round | I | SI1 | Excellent

From $260

Compare at $330

2 stores
0.32ct | Round | L | VS2 | ExcellentGIA
Save 20.2%

0.32ct | Round | L | VS2 | Excellent

From $264

Compare at $331

2 stores
0.31ct | Round | I | SI1 | IdealGIA
Save 19%

0.31ct | Round | I | SI1 | Ideal

From $265

Compare at $328

2 stores
0.31ct | Round | L | VS2 | ExcellentGIA
Save 20.2%

0.31ct | Round | L | VS2 | Excellent

From $266

Compare at $334

2 stores
0.34ct | Round | K | VS1 | ExcellentGIA
Save 21.3%

0.34ct | Round | K | VS1 | Excellent

From $295

Compare at $375

2 stores
0.34ct | Round | K | SI1 | IdealGIA
Save 21.3%

0.34ct | Round | K | SI1 | Ideal

From $295

Compare at $375

2 stores
0.33ct | Round | K | VS2 | ExcellentGIA

0.33ct | Round | K | VS2 | Excellent

From $306

Compare at $328

2 stores
0.34ct | Round | J | SI1 | ExcellentGIA
Save 21%

0.34ct | Round | J | SI1 | Excellent

From $308

Compare at $389

2 stores
0.33ct | Round | K | VS1 | IdealGIA

0.33ct | Round | K | VS1 | Ideal

From $308

Compare at $328

2 stores
0.32ct | Round | J | VS2 | ExcellentGIA

0.32ct | Round | J | VS2 | Excellent

From $312

Compare at $326

2 stores
0.33ct | Round | K | VS1 | IdealGIA

0.33ct | Round | K | VS1 | Ideal

From $314

Compare at $328

2 stores
0.33ct | Round | J | SI1 | ExcellentGIA

0.33ct | Round | J | SI1 | Excellent

From $315

Compare at $328

2 stores
0.32ct | Round | J | SI1 | ExcellentGIA

0.32ct | Round | J | SI1 | Excellent

From $316

Compare at $326

2 stores
0.32ct | Round | J | VS1 | ExcellentGIA

0.32ct | Round | J | VS1 | Excellent

From $318

Compare at $328

2 stores
0.34ct | Round | K | VS2 | IdealGIA

0.34ct | Round | K | VS2 | Ideal

From $318

Compare at $332

2 stores
0.32ct | Round | K | VS2 | ExcellentGIA

0.32ct | Round | K | VS2 | Excellent

From $318

Compare at $337

2 stores
0.31ct | Round | J | SI1 | ExcellentGIA

0.31ct | Round | J | SI1 | Excellent

From $322

Compare at $329

2 stores
0.33ct | Round | J | SI2 | ExcellentGIA

0.33ct | Round | J | SI2 | Excellent

From $322

Compare at $328

2 stores
0.32ct | Round | J | SI1 | IdealGIA

0.32ct | Round | J | SI1 | Ideal

From $322

Compare at $329

2 stores
0.32ct | Round | J | VS2 | ExcellentGIA

0.32ct | Round | J | VS2 | Excellent

From $322

Compare at $333

2 stores
0.31ct | Round | I | VS1 | IdealGIA

0.31ct | Round | I | VS1 | Ideal

From $324

Compare at $330

2 stores
0.31ct | Round | J | VS2 | ExcellentGIA
Save 22.4%

0.31ct | Round | J | VS2 | Excellent

From $326

Compare at $420

2 stores
0.33ct | Round | J | SI1 | Very GoodGIA

0.33ct | Round | J | SI1 | Very Good

From $326

Compare at $333

2 stores
0.31ct | Round | K | VVS2 | IdealGIA

0.31ct | Round | K | VVS2 | Ideal

From $327

Compare at $339

2 stores
0.31ct | Round | K | VVS1 | IdealGIA

0.31ct | Round | K | VVS1 | Ideal

From $327

Compare at $336

2 stores
0.32ct | Round | L | VVS1 | ExcellentGIA

0.32ct | Round | L | VVS1 | Excellent

From $327

Compare at $336

2 stores
0.32ct | Round | J | SI1 | ExcellentGIA

0.32ct | Round | J | SI1 | Excellent

From $327

Compare at $336

2 stores
0.32ct | Round | F | SI2 | ExcellentGIA
Save 23.2%

0.32ct | Round | F | SI2 | Excellent

From $330

Compare at $430

2 stores
0.32ct | Round | I | VS1 | IdealGIA

0.32ct | Round | I | VS1 | Ideal

From $331

Compare at $336

2 stores
0.34ct | Round | K | SI1 | ExcellentGIA

0.34ct | Round | K | SI1 | Excellent

From $331

Compare at $345

2 stores
0.33ct | Round | H | SI1 | GoodGIA
Save 34.8%

0.33ct | Round | H | SI1 | Good

From $333

Compare at $510

2 stores
0.33ct | Round | K | VVS2 | IdealGIA

0.33ct | Round | K | VVS2 | Ideal

From $333

Compare at $347

2 stores
0.31ct | Round | D | SI2 | IdealGIA

0.31ct | Round | D | SI2 | Ideal

From $333

Compare at $338

2 stores
0.27ct | Round | I | VVS2 | IdealGIA
Save 21.2%

0.27ct | Round | I | VVS2 | Ideal

From $340

Compare at $432

2 stores
0.32ct | Round | F | SI2 | Very GoodGIA
Save 19%

0.32ct | Round | F | SI2 | Very Good

From $340

Compare at $420

2 stores
0.32ct | Round | J | VVS2 | IdealGIA
Save 31.8%

0.32ct | Round | J | VVS2 | Ideal

From $341

Compare at $500

2 stores
0.3ct | Round | H | VS1 | ExcellentGIA
Save 32.8%

0.3ct | Round | H | VS1 | Excellent

From $349

Compare at $520

2 stores
0.34ct | Round | E | SI2 | IdealGIA
Save 12%

0.34ct | Round | E | SI2 | Ideal

From $350

Compare at $398

2 stores
0.34ct | Round | J | SI1 | IdealGIA
Save 21.5%

0.34ct | Round | J | SI1 | Ideal

From $353

Compare at $450

2 stores
GIA
Save 23%

0.27ct | Round | F | SI1 | Ideal

From $360

Compare at $468

2 stores
0.27ct | Round | H | VVS2 | Very GoodGIA
Save 23.8%

0.27ct | Round | H | VVS2 | Very Good

From $360

Compare at $472

2 stores
0.31ct | Round | H | VS1 | ExcellentGIA
Save 31.9%

0.31ct | Round | H | VS1 | Excellent

From $361

Compare at $530

2 stores
0.34ct | Round | I | SI1 | ExcellentGIA

0.34ct | Round | I | SI1 | Excellent

From $365

Compare at $371

2 stores
0.3ct | Round | H | VS2 | IdealGIA
Save 27%

0.3ct | Round | H | VS2 | Ideal

From $365

Compare at $500

2 stores
0.31ct | Round | H | VS1 | IdealGIA
Save 31%

0.31ct | Round | H | VS1 | Ideal

From $366

Compare at $530

2 stores

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