0.4 Carat Round Lab Grown Diamonds

Search over 3,092 0.4 Carat Round lab grown diamonds from 6 online retailers.Prices typically range from $141 to $926 depending on the diamond's shape, color, clarity, and other factors.For broader market trends, check our Diamond Price Indexes.

0.4 Carat Round Lab Grown Diamonds Available

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Showing up to 50 of 3,092 offers.

IGI | 0.41ct | Round | D | VS2 | Excellent
Save 35.9%

IGI | 0.41ct | Round | D | VS2 | Excellent

From $141

Compare at $220

3 stores
IGI | 0.42ct | Round | D | VS1 | Good
Save 13.5%

IGI | 0.42ct | Round | D | VS1 | Good

From $146

Compare at $169

2 stores
IGI | 0.45ct | Round | D | VS1 | Ideal
Save 56.5%

IGI | 0.45ct | Round | D | VS1 | Ideal

From $148

Compare at $340

2 stores
IGI | 0.45ct | Round | D | VS1 | Ideal
Save 56.5%

IGI | 0.45ct | Round | D | VS1 | Ideal

From $148

Compare at $340

2 stores
IGI | 0.41ct | Round | D | VVS2 | Ideal
Save 37.9%

IGI | 0.41ct | Round | D | VVS2 | Ideal

From $149

Compare at $240

3 stores
IGI | 0.45ct | Round | D | VS1 | Ideal
Save 35.5%

IGI | 0.45ct | Round | D | VS1 | Ideal

From $151

Compare at $234

3 stores
IGI | 0.45ct | Round | D | VS1 | Ideal
Save 35.5%

IGI | 0.45ct | Round | D | VS1 | Ideal

From $151

Compare at $234

3 stores
IGI | 0.45ct | Round | D | VS1 | Excellent
Save 35.5%

IGI | 0.45ct | Round | D | VS1 | Excellent

From $151

Compare at $234

3 stores
IGI | 0.45ct | Round | D | VS1 | Ideal
Save 35.5%

IGI | 0.45ct | Round | D | VS1 | Ideal

From $151

Compare at $234

3 stores
IGI | 0.45ct | Round | D | VS1 | Ideal
Save 35.5%

IGI | 0.45ct | Round | D | VS1 | Ideal

From $151

Compare at $234

3 stores
IGI | 0.45ct | Round | D | VS1 | Ideal
Save 35.5%

IGI | 0.45ct | Round | D | VS1 | Ideal

From $151

Compare at $234

3 stores
IGI | 0.41ct | Round | D | VVS2 | Very Good
Save 13.2%

IGI | 0.41ct | Round | D | VVS2 | Very Good

From $152

Compare at $175

2 stores
IGI | 0.41ct | Round | D | VS1 | Excellent
Save 35.6%

IGI | 0.41ct | Round | D | VS1 | Excellent

From $152

Compare at $236

3 stores
IGI | 0.44ct | Round | D | VS1 | Excellent
Save 13.4%

IGI | 0.44ct | Round | D | VS1 | Excellent

From $155

Compare at $179

2 stores
IGI | 0.43ct | Round | D | VS1 | Very Good
Save 13.5%

IGI | 0.43ct | Round | D | VS1 | Very Good

From $155

Compare at $179

2 stores
IGI | 0.41ct | Round | E | VS1 | Excellent
Save 35.7%

IGI | 0.41ct | Round | E | VS1 | Excellent

From $155

Compare at $241

3 stores
IGI | 0.42ct | Round | D | VS2 | Ideal
Save 54.4%

IGI | 0.42ct | Round | D | VS2 | Ideal

From $155

Compare at $340

2 stores
IGI | 0.44ct | Round | D | VS1 | Good
Save 23.6%

IGI | 0.44ct | Round | D | VS1 | Good

From $155

Compare at $203

2 stores
IGI | 0.43ct | Round | D | VVS2 | Excellent
Save 35.7%

IGI | 0.43ct | Round | D | VVS2 | Excellent

From $157

Compare at $244

3 stores
IGI | 0.43ct | Round | D | VVS2 | Ideal
Save 35.7%

IGI | 0.43ct | Round | D | VVS2 | Ideal

From $157

Compare at $244

3 stores
IGI | 0.43ct | Round | D | VVS2 | Very Good
Save 13.4%

IGI | 0.43ct | Round | D | VVS2 | Very Good

From $157

Compare at $181

2 stores
IGI | 0.43ct | Round | D | VVS2 | Excellent
Save 35.7%

IGI | 0.43ct | Round | D | VVS2 | Excellent

From $157

Compare at $244

3 stores
IGI | 0.45ct | Round | D | VS2 | Ideal
Save 35.7%

IGI | 0.45ct | Round | D | VS2 | Ideal

From $157

Compare at $244

3 stores
IGI | 0.42ct | Round | E | VVS2 | Very Good
Save 23.9%

IGI | 0.42ct | Round | E | VVS2 | Very Good

From $157

Compare at $206

2 stores
IGI | 0.41ct | Round | E | VS2 | Ideal
Save 35.7%

IGI | 0.41ct | Round | E | VS2 | Ideal

From $157

Compare at $244

3 stores
IGI | 0.43ct | Round | F | VS1 | Ideal
Save 35.7%

IGI | 0.43ct | Round | F | VS1 | Ideal

From $157

Compare at $244

3 stores
IGI | 0.47ct | Round | E | VS1 | Very Good
Save 59.7%

IGI | 0.47ct | Round | E | VS1 | Very Good

From $157

Compare at $390

4 stores
IGI | 0.44ct | Round | D | VS2 | Very Good
Save 13.3%

IGI | 0.44ct | Round | D | VS2 | Very Good

From $159

Compare at $183

2 stores
IGI | 0.48ct | Round | D | VS1 | Excellent
Save 35.6%

IGI | 0.48ct | Round | D | VS1 | Excellent

From $159

Compare at $247

3 stores
IGI | 0.43ct | Round | D | VS1 | Excellent
Save 35.6%

IGI | 0.43ct | Round | D | VS1 | Excellent

From $159

Compare at $247

3 stores
IGI | 0.41ct | Round | D | SI1 | Excellent

IGI | 0.41ct | Round | D | SI1 | Excellent

From $159

Compare at $164

2 stores
IGI | 0.44ct | Round | D | VVS2 | Ideal
Save 35.6%

IGI | 0.44ct | Round | D | VVS2 | Ideal

From $161

Compare at $250

3 stores
IGI | 0.43ct | Round | E | VS1 | Ideal
Save 35.6%

IGI | 0.43ct | Round | E | VS1 | Ideal

From $163

Compare at $253

3 stores
IGI | 0.45ct | Round | D | VS1 | Very Good
Save 13%

IGI | 0.45ct | Round | D | VS1 | Very Good

From $163

Compare at $187

2 stores
IGI | 0.44ct | Round | D | VS2 | Ideal
Save 53.4%

IGI | 0.44ct | Round | D | VS2 | Ideal

From $163

Compare at $350

2 stores
IGI | 0.43ct | Round | E | VS1 | Excellent
Save 35.6%

IGI | 0.43ct | Round | E | VS1 | Excellent

From $163

Compare at $253

3 stores
IGI | 0.45ct | Round | E | VS1 | Excellent
Save 13%

IGI | 0.45ct | Round | E | VS1 | Excellent

From $163

Compare at $187

2 stores
IGI | 0.42ct | Round | D | SI1 | Ideal
Save 52%

IGI | 0.42ct | Round | D | SI1 | Ideal

From $163

Compare at $340

2 stores
IGI | 0.42ct | Round | D | VS1 | Ideal
Save 27.1%

IGI | 0.42ct | Round | D | VS1 | Ideal

From $165

Compare at $226

3 stores
IGI | 0.42ct | Round | D | VVS2 | Very Good
Save 21.9%

IGI | 0.42ct | Round | D | VVS2 | Very Good

From $165

Compare at $211

2 stores
IGI | 0.42ct | Round | D | VS1 | Very Good
Save 11%

IGI | 0.42ct | Round | D | VS1 | Very Good

From $165

Compare at $185

2 stores
IGI | 0.42ct | Round | D | VS1 | Very Good
Save 11%

IGI | 0.42ct | Round | D | VS1 | Very Good

From $165

Compare at $185

2 stores
IGI | 0.41ct | Round | D | SI1 | Excellent
Save 51.5%

IGI | 0.41ct | Round | D | SI1 | Excellent

From $165

Compare at $340

2 stores
IGI | 0.41ct | Round | D | SI1 | Ideal
Save 39.8%

IGI | 0.41ct | Round | D | SI1 | Ideal

From $165

Compare at $274

2 stores
IGI | 0.45ct | Round | D | VVS2 | Ideal
Save 35.5%

IGI | 0.45ct | Round | D | VVS2 | Ideal

From $165

Compare at $256

3 stores
IGI | 0.48ct | Round | D | VS1 | Very Good
Save 13.3%

IGI | 0.48ct | Round | D | VS1 | Very Good

From $165

Compare at $190

2 stores
IGI | 0.45ct | Round | D | SI1 | Ideal
Save 54.1%

IGI | 0.45ct | Round | D | SI1 | Ideal

From $165

Compare at $360

2 stores
IGI | 0.44ct | Round | D | VS2 | Very Good
Save 21.7%

IGI | 0.44ct | Round | D | VS2 | Very Good

From $166

Compare at $212

2 stores
IGI | 0.41ct | Round | E | VS1 | Ideal

IGI | 0.41ct | Round | E | VS1 | Ideal

From $166

Compare at $181

2 stores
IGI | 0.45ct | Round | D | VS1 | Ideal

IGI | 0.45ct | Round | D | VS1 | Ideal

From $166

Compare at $183

2 stores

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