0.3 Carat Marquise Natural Diamonds
Search over 2,408 0.3 Carat Marquise natural diamonds from 8 online retailers.Prices typically range from $194 to $1,137 depending on the diamond's shape, color, clarity, and other factors.For broader market trends, check our Diamond Price Indexes.
0.3 Carat Marquise Natural Diamonds Available
See All Matching OffersShowing up to 50 of 2,408 offers.
Save 16.1%GIA | 0.3ct | Marquise | L | SI1 | Ideal
From $194
Compare at $231
Save 24.2%GIA | 0.3ct | Marquise | L | VS1 | Ideal
From $204
Compare at $269
GIA | 0.3ct | Marquise | H | SI2 | Ideal
From $234
Compare at $252
GIA | 0.3ct | Marquise | J | VS2 | Very Good
From $245
Compare at $514
Save 24.8%GIA | 0.3ct | Marquise | K | VS2 | Excellent
From $247
Compare at $328
GIA | 0.31ct | Marquise | K | SI1 | Ideal
From $259
Compare at $309
Save 52.6%GIA | 0.31ct | Marquise | K | VVS2 | Ideal
From $264
Compare at $557
Save 18.8%GIA | 0.3ct | Marquise | F | SI1 | Very Good
From $277
Compare at $341

GIA | 0.4ct | Marquise | L | SI1 | Excellent
From $277
Compare at $300
Save 27.2%GIA | 0.3ct | Marquise | K | VS2 | Excellent
From $284
Compare at $390
Save 23.5%GIA | 0.3ct | Marquise | K | VS2 | Excellent
From $284
Compare at $371
Save 21.1%GIA | 0.3ct | Marquise | J | VVS1 | Ideal
From $285
Compare at $361
Save 40.8%GIA | 0.3ct | Marquise | J | VVS1 | Excellent
From $299
Compare at $505
Save 23.3%GIA | 0.4ct | Marquise | K | VS2 | Good
From $299
Compare at $390
GIA | 0.4ct | Marquise | I | SI1 | Ideal
From $300
Compare at $425
Save 17.6%GIA | 0.3ct | Marquise | F | SI1 | Very Good
From $300
Compare at $364
Save 17.8%GIA | 0.3ct | Marquise | E | SI1 | Very Good
From $304
Compare at $370
Save 12.1%IGI | 0.37ct | Marquise | J | VS2 | Very Good
From $305
Compare at $347

GIA | 0.31ct | Marquise | F | SI1 | Ideal
From $306
Compare at $331
GIA | 0.3ct | Marquise | I | VS2 | Excellent
From $307
Compare at $523
GIA | 0.32ct | Marquise | E | SI2 | Excellent
From $307
Compare at $331
Save 17.4%GIA | 0.31ct | Marquise | F | SI1 | Very Good
From $309
Compare at $374
GIA | 0.3ct | Marquise | F | SI2 | Ideal
From $314
Compare at $339
GIA | 0.3ct | Marquise | G | SI1 | Excellent
From $318
Compare at $347
Save 15.8%GIA | 0.3ct | Marquise | G | SI2 | Very Good
From $319
Compare at $379
Save 12.2%IGI | 0.35ct | Marquise | J | VS1 | Very Good
From $320
Compare at $364
Save 19.7%GIA | 0.4ct | Marquise | L | VS2 | Very Good
From $321
Compare at $400
GIA | 0.31ct | Marquise | G | SI1 | Excellent
From $321
Compare at $349
Save 16.4%GIA | 0.3ct | Marquise | E | SI1 | Very Good
From $322
Compare at $385
GIA | 0.3ct | Marquise | E | SI1 | Ideal
From $323
Compare at $354

GIA | 0.33ct | Marquise | L | IF | Ideal
From $324
Compare at $340
GIA | 0.3ct | Marquise | F | SI1 | Excellent
From $325
Compare at $356
GIA | 0.31ct | Marquise | G | SI2 | Good
From $326
Compare at $352
GIA | 0.32ct | Marquise | G | SI2 | Excellent
From $326
Compare at $565

GIA | 0.3ct | Marquise | K | IF | Ideal
From $327
Compare at $340

GIA | 0.3ct | Marquise | D | SI2 | Ideal
From $329
Compare at $356
GIA | 0.3ct | Marquise | F | SI1 | Excellent
From $329
Compare at $362
GIA | 0.3ct | Marquise | E | SI2 | Ideal
From $330
Compare at $350
Save 16%GIA | 0.3ct | Marquise | E | SI1 | Very Good
From $330
Compare at $393
GIA | 0.35ct | Marquise | J | VS1 | Good
From $330
Compare at $575
Save 42.6%GIA | 0.31ct | Marquise | D | SI2 | Ideal
From $331
Compare at $577

GIA | 0.34ct | Marquise | K | IF | Ideal
From $331
Compare at $352
GIA | 0.35ct | Marquise | I | VS2 | Ideal
From $332
Compare at $366
GIA | 0.31ct | Marquise | G | SI1 | Very Good
From $332
Compare at $368

GIA | 0.33ct | Marquise | F | SI1 | Excellent
From $333
Compare at $370
Save 15.3%GIA | 0.33ct | Marquise | G | SI2 | Excellent
From $335
Compare at $396

GIA | 0.3ct | Marquise | D | SI2 | Ideal
From $336
Compare at $362
Save 15.8%GIA | 0.3ct | Marquise | E | SI1 | Very Good
From $336
Compare at $399

GIA | 0.36ct | Marquise | K | VVS1 | Excellent
From $337
Compare at $362
GIA | 0.3ct | Marquise | G | SI1 | Ideal
From $337
Compare at $374