Asscher|Lab Grown|IGI

4.02ct F SI1 Asscher Lab Grown Diamond

ID • F/SI1 • IGI LG643437336

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG643437336

Diamond specifications and retailer prices

From $2,061 USD
£1,623 GBP
As of October 31, 2026
2 retailers carry this diamond
Most expensive: $3,659 USD at Rare Carat
View at Rare Carat

About this 4.02ct lab-grown asscher diamond

This 4.02ct lab-grown asscher sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG643437336 or 643437336. Listed at 2 retailers as of October 31, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.02
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643437336
Dimensions8.89 × 8.79 × 5.78 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.89 mm8.79 mm4.02 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643437336
Side View
Table 67.0%Crown 38°Girdle: MediumPavilion 39.4°Culet: NoneDepth 65.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: $3,659 USD|Low: $973 USD|High: $6,440 USD|Avg: $4,056 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
April 14, 2026
Retailer 7$973 USD
Retailer 2$1,245 USD
Retailer 3$1,256 USD
Rare Carat$3,659 USD
Retailer 6$4,449 USD
Retailer 4$4,610 USD
Retailer 5$5,540 USD
Retailer 8$5,540 USD
Retailer 9$6,440 USD

25 data points across 9 retailers

2 retailers

B+
Cheapest Retailer
-
$2,061 USD
£1,623 GBP
Most Expensive
Rare Carat
1163262
$3,659 USD
View
1 more retailer has this diamond
Prices start from $2,061 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+
4.02ct Asscher
$2,061 USD