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Heart|Lab Grown|IGI

0.40ct D VS1 Heart Lab Grown Diamond

VG • D/VS1 • IGI LG847661877

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847661877

Diamond specifications and retailer prices

From $185 USD
£146 GBP
As of October 27, 2026
Save $208 USD (53%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $393 USD at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 0.4ct lab-grown heart diamond

This 0.4ct lab-grown heart sits in the sub-half-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG847661877 or 847661877. Listed at 2 retailers as of October 27, 2026, with prices from $185 to $393, a $208 spread on the same certified stone. Taylor and Hart lists it at $393. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.40
Carat
D
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.8°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847661877
Dimensions4.69 × 5.17 × 2.89 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.69 mm5.17 mm0.40 ctD / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG847661877
Side View
Table 62.0%Crown 32.8°Girdle: MED-STKPavilion 39°CuletDepth 55.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $185 USD|Low: $185 USD|High: $393 USD|Avg: $289 USD
Retailer 1
Taylor and Hart
October 27, 2026
Retailer 1$185 USD
Taylor and Hart$393 USD

1 data point across 2 retailers

2 retailers$185 USD to $393 USD

B+
Cheapest Retailer
-
$185 USD
£146 GBP
Most Expensive
B
Taylor and Hart
1VLD1WG · Oct 27
$393 USD
View
1 more retailer has this diamond
Prices start from $185 USDSave up to $208 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
0.40ct Heart
$185 USD