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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 $3,375 NZD
£1,495 GBP
As of November 2, 2026
2 retailers carry this diamond
Most expensive: $4,763 NZD 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 November 2, 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
Colour
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: Nov 2
Current: $4,763 NZD|Low: $914 NZD|High: $9,633 NZD|Avg: $3,020 NZD|+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$914 NZD
Retailer 9$1,262 NZD
Retailer 3$1,504 NZD
Retailer 8$1,539 NZD
Retailer 2$1,662 NZD
Retailer 6$1,745 NZD
Retailer 10$2,408 NZD
Retailer 4$3,756 NZD
Rare Carat$4,763 NZD
Retailer 7$9,633 NZD

6 data points across 10 retailers

2 retailers

B
Cheapest Retailer
-
$3,375 NZD
£1,495 GBP
Most Expensive
Rare Carat
924590341_l_600385158 · Sep 24
$4,763 NZD
$2,680 USD
View
Price last confirmed 39 days ago
1 more retailer has this diamond
Prices start from $3,375 NZD

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
$3,375 NZD