Asscher|Lab Grown|IGI

4.05ct G SI1 Asscher Lab Grown Diamond

GD • G/SI1 • IGI LG600385158

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG600385158

Diamond specifications and retailer prices

From $1,899 USD
£1,495 GBP
As of October 31, 2026
2 retailers carry this diamond
Most expensive: $2,680 USD at Rare Carat · As of September 24, 2026
View at Rare Carat

About this 4.05ct lab-grown asscher diamond

This 4.05ct lab-grown asscher sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG600385158 or 600385158. Listed at 2 retailers as of October 31, 2026. 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

4.05
Carat
G
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600385158
Dimensions8.89 × 8.67 × 5.59 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.89 mm8.67 mm4.05 ctG / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600385158
Side View
Table 63.0%Crown 35°Girdle: Slightly ThickPavilion 40.1°Culet: NoneDepth 64.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $2,680 USD|Low: $514 USD|High: $5,420 USD|Avg: $1,712 USD|+2.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
September 26, 2026
Retailer 5$514 USD
Retailer 9$710 USD
Retailer 3$846 USD
Retailer 8$866 USD
Retailer 2$935 USD
Retailer 6$982 USD
Retailer 10$1,355 USD
Retailer 4$2,113 USD
Rare Carat$2,680 USD
Retailer 7$5,420 USD

8 data points across 10 retailers

2 retailers

B
Cheapest Retailer
-
$1,899 USD
£1,495 GBP
Most Expensive
Rare Carat
924590341_l_600385158 · Sep 24
$2,680 USD
View
Price last confirmed 37 days ago
1 more retailer has this diamond
Prices start from $1,899 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
4.05ct Asscher
$1,899 USD