Asscher|Lab Grown|IGI

1.03ct G SI1 Asscher Lab Grown Diamond

EX • G/SI1 • IGI LG668459569

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG668459569

Diamond specifications and retailer prices

From $452 USD
As of November 4, 2026
Save $70 USD (13%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $522 USD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.03ct lab-grown asscher diamond

This 1.03ct lab-grown asscher sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG668459569 or 668459569. Listed at 2 retailers as of November 4, 2026, with prices from $452 to $522, a $70 spread on the same certified stone. Diamond Quarter lists it at $522. 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

1.03
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle46°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668459569
Dimensions5.55 × 5.47 × 3.60 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.55 mm5.47 mm1.03 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668459569
Side View
Table 64.0%Crown 33.2°Girdle: MED-STKPavilion 46°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: $452 USD|Low: $444 USD|High: $653 USD|Avg: $512 USD|-30.8%
September 23, 2026
Retailer 1$452 USD

4 data points across 1 retailer

2 retailers$452 USD to $522 USD

B+
Cheapest Retailer
-
$452 USD
Most Expensive
B
Diamond Quarter
1.03SI1GLG696C4BN · Nov 5
$522 USD
£411 GBP
View
1 more retailer has this diamond
Prices start from $452 USDSave up to $70 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+
1.03ct Asscher
$452 USD