0.3 Carat Round Natural Diamonds
Search over 18,190 0.3 Carat Round natural diamonds from 6 online retailers.Prices typically range from $171 to $1,418 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
See All Matching OffersShowing up to 50 of 18,190 offers.
Save 32.2%IGI | 0.3ct | Round | K | SI1 | Very Good
From $171
Compare at $252
Save 31.3%IGI | 0.3ct | Round | K | SI1 | Very Good
From $173
Compare at $252
Save 31.3%IGI | 0.3ct | Round | K | SI1 | Ideal
From $173
Compare at $252
Save 31.7%IGI | 0.31ct | Round | K | SI1 | Very Good
From $173
Compare at $253
Save 31.8%IGI | 0.3ct | Round | K | VS2 | Excellent
From $176
Compare at $258
Save 11.1%GIA | 0.31ct | Round | J | I1 | Ideal
From $176
Compare at $198
Save 32.6%IGI | 0.34ct | Round | K | SI1 | Excellent
From $177
Compare at $262
Save 32.3%IGI | 0.3ct | Round | K | SI1 | Excellent
From $177
Compare at $261
Save 32.4%IGI | 0.3ct | Round | K | SI1 | Excellent
From $177
Compare at $262
Save 33.2%IGI | 0.3ct | Round | K | SI1 | Excellent
From $179
Compare at $268
Save 33.3%IGI | 0.3ct | Round | K | SI1 | Very Good
From $180
Compare at $270
Save 32.7%IGI | 0.34ct | Round | K | SI1 | Excellent
From $182
Compare at $270
Save 32.7%IGI | 0.32ct | Round | K | SI1 | Excellent
From $182
Compare at $270
Save 33.1%IGI | 0.33ct | Round | K | SI1 | Very Good
From $182
Compare at $272
Save 13.1%IGI | 0.31ct | Round | K | VS2 | Excellent
From $183
Compare at $211
Save 33.6%IGI | 0.3ct | Round | K | SI1 | Very Good
From $185
Compare at $279
Save 33.3%IGI | 0.4ct | Round | K | SI1 | Excellent
From $185
Compare at $277
Save 32.7%IGI | 0.34ct | Round | K | VS2 | Excellent
From $185
Compare at $275
Save 33.5%IGI | 0.33ct | Round | K | VVS2 | Excellent
From $185
Compare at $278
Save 33.6%IGI | 0.3ct | Round | K | SI1 | Very Good
From $185
Compare at $279
Save 33.3%IGI | 0.3ct | Round | K | SI1 | Ideal
From $186
Compare at $279
Save 10.9%IGI | 0.3ct | Round | K | SI1 | Excellent
From $188
Compare at $211
Save 10.2%IGI | 0.35ct | Round | K | SI1 | Ideal
From $188
Compare at $209
IGI | 0.3ct | Round | K | SI1 | Excellent
From $188
Compare at $208
Save 10.7%IGI | 0.3ct | Round | K | SI1 | Very Good
From $189
Compare at $212
Save 10.9%IGI | 0.3ct | Round | K | SI1 | Ideal
From $189
Compare at $212
Save 10.7%IGI | 0.3ct | Round | K | SI1 | Excellent
From $189
Compare at $212
Save 11%IGI | 0.3ct | Round | K | VS1 | Very Good
From $192
Compare at $216
Save 11%IGI | 0.35ct | Round | K | SI1 | Excellent
From $192
Compare at $216
Save 11%IGI | 0.3ct | Round | K | VS1 | Very Good
From $192
Compare at $216
Save 11.1%IGI | 0.35ct | Round | K | VS2 | Excellent
From $192
Compare at $216
Save 11%IGI | 0.3ct | Round | K | VS1 | Very Good
From $192
Compare at $216
Save 11%IGI | 0.3ct | Round | K | VS1 | Very Good
From $192
Compare at $216
Save 11%IGI | 0.3ct | Round | K | VS1 | Very Good
From $192
Compare at $216
Save 21.3%GIA | 0.3ct | Round | L | SI2 | Excellent
From $193
Compare at $245
GIA | 0.3ct | Round | G | I1 | Very Good
From $193
Compare at $213
Save 11.1%IGI | 0.3ct | Round | K | SI1 | Very Good
From $194
Compare at $218
Save 11.1%IGI | 0.3ct | Round | K | SI1 | Very Good
From $194
Compare at $218
Save 11.1%IGI | 0.3ct | Round | K | SI1 | Very Good
From $194
Compare at $218
Save 10.9%IGI | 0.38ct | Round | K | SI1 | Excellent
From $194
Compare at $218
Save 11.1%IGI | 0.3ct | Round | K | SI1 | Excellent
From $194
Compare at $218
Save 11.1%IGI | 0.3ct | Round | K | SI1 | Excellent
From $194
Compare at $218
Save 11.1%IGI | 0.3ct | Round | K | SI1 | Very Good
From $194
Compare at $218
Save 11.5%IGI | 0.37ct | Round | K | SI1 | Very Good
From $194
Compare at $219
Save 11.2%IGI | 0.31ct | Round | K | SI1 | Excellent
From $194
Compare at $219
Save 11.3%IGI | 0.3ct | Round | K | SI1 | Excellent
From $194
Compare at $219
GIA | 0.37ct | Round | E | I1 | Good
From $195
Compare at $213
IGI | 0.3ct | Round | K | VVS1 | Excellent
From $196
Compare at $216
GIA | 0.3ct | Round | E | I1 | Excellent
From $196
Compare at $210
Save 11.2%IGI | 0.31ct | Round | K | VVS1 | Excellent
From $197
Compare at $222