Asscher|Lab Grown|IGI

3.09ct H VS1 Asscher Lab Grown Diamond

EX • H/VS1 • IGI LG846643787

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG846643787

Diamond specifications and retailer prices

From $408 USD
As of October 29, 2026
Save $437 USD (52%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $845 USD at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 3.09ct lab-grown asscher diamond

This 3.09ct lab-grown asscher sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846643787 or 846643787. Listed at 2 retailers as of October 29, 2026, with prices from $408 to $845, a $437 spread on the same certified stone. 77 Diamonds lists it at $845. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.09
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846643787
Dimensions8.04 × 7.96 × 5.33 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.04 mm7.96 mm3.09 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846643787
Side View
Table 62.0%Crown 33.7°Girdle: MediumPavilion 40.8°Culet: NoneDepth 67.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $845 USD|Low: $408 USD|High: $868 USD|Avg: $722 USD|-2.7%
77 Diamonds
Retailer 2
October 30, 2026
Retailer 2$408 USD
77 Diamonds$845 USD

10 data points across 2 retailers

2 retailers$408 USD to $845 USD

A
Cheapest Retailer
-
$408 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
ACTVSZRWXNKF6 · Oct 30
$845 USD
£665 GBP
View
1 more retailer has this diamond
Prices start from $408 USDSave up to $437 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.

A
3.09ct Asscher
$408 USD