CaratHunter
Plans
Asscher|Lab Grown|IGI

1.80ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG766657049

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG766657049

Diamond specifications and retailer prices

From $226 USD
As of November 4, 2026
Save $1,134 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,360 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.8ct lab-grown asscher diamond

This 1.8ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG766657049 or 766657049. Listed at 17 retailers as of November 4, 2026, with prices from $226 to $1,360, a $1,134 spread on the same certified stone. Brilliant Earth lists it at $1,360. 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

1.80
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766657049
Dimensions6.74 × 6.71 × 4.10 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.74 mm6.71 mm1.80 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766657049
Side View
Table 64.0%Crown 29.3°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 61.1%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $1,360 USD|Low: $215 USD|High: $1,360 USD|Avg: $610 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 17$226 USD
Retailer 4$253 USD
Retailer 15$263 USD
Retailer 7$281 USD
Retailer 14$281 USD
Retailer 2$357 USD
Retailer 5$477 USD
Retailer 13$497 USD
Retailer 12$505 USD
Retailer 10$518 USD
Retailer 16$545 USD
Retailer 8$739 USD
Retailer 6$902 USD
Retailer 3$954 USD
Retailer 11$1,121 USD
Retailer 9$1,190 USD
Brilliant Earth$1,360 USD

33 data points across 17 retailers

17 retailers$226 USD to $1,360 USD

A
Cheapest Retailer
-
$226 USD
A
Retailer 2
-
$253 USD
View
Final sale: no returns
A
Retailer 3
-
$263 USD
View
A
Retailer 4
-
$281 USD
View
Retailer 5
-
$281 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$357 USD
View
B+
Retailer 7
-
$477 USD
View
A
Retailer 8
-
$497 USD
View
Retailer 9
-
$505 USD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$518 USD
View
A
Retailer 11
-
$545 USD
View
B+
Retailer 12
-
$739 USD
View
B+
Retailer 13
-
$902 USD
View
B+
Retailer 14
-
$954 USD
View
B
Retailer 15
-
$1,121 USD
View
B
Retailer 16
-
$1,190 USD
View
Most Expensive
B
Brilliant Earth
17708639A · Nov 4
$1,360 USD
View
16 more retailers have this diamond
Prices start from $226 USDSave up to $1,134 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
1.80ct Asscher
$226 USD