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Asscher|Lab Grown|IGI

1.31ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG802608078

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG802608078

Diamond specifications and retailer prices

From $493 USD
As of October 30, 2026
Save $2,227 USD (82%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,720 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.31ct lab-grown asscher diamond

This 1.31ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG802608078 or 802608078. Listed at 6 retailers as of October 30, 2026, with prices from $493 to $2,720, a $2,227 spread on the same certified stone. Brilliant Earth lists it at $2,720. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle43.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802608078
Dimensions5.99 × 5.98 × 3.91 mm
L/W Ratio1.00
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.99 mm5.98 mm1.31 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802608078
Side View
Table 64.0%Crown 41.1°Girdle: MediumPavilion 43.8°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,720 USD|Low: $475 USD|High: $3,650 USD|Avg: $1,168 USD|-25.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 2$493 USD
Retailer 4$524 USD
Retailer 3$536 USD
Retailer 6$752 USD
Retailer 5$1,118 USD
Brilliant Earth$2,720 USD

27 data points across 6 retailers

6 retailers$493 USD to $2,720 USD

A
Cheapest Retailer
-
$493 USD
A
Retailer 2
-
$524 USD
€499 EUR
View
A
Retailer 3
-
$536 USD
View
A
Retailer 4
-
$752 USD
View
B+
Retailer 5
-
$1,118 USD
£880 GBP
View
Most Expensive
B
Brilliant Earth
20529384A · Oct 30
$2,720 USD
View
5 more retailers have this diamond
Prices start from $493 USDSave up to $2,227 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
1.31ct Asscher
$493 USD