Asscher|Lab Grown|IGI

1.21ct E VS1 Asscher Lab Grown Diamond

EX • E/VS1 • IGI LG830690997

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG830690997

Diamond specifications and retailer prices

From $214 USD
As of October 28, 2026
Save $233 USD (52%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $610 USD at Rare Carat · As of September 24, 2026
View at Rare Carat

About this 1.21ct lab-grown asscher diamond

This 1.21ct lab-grown asscher sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830690997 or 830690997. Listed at 4 retailers as of October 28, 2026, with a 109% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830690997
Dimensions5.96 × 5.87 × 3.78 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.96 mm5.87 mm1.21 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830690997
Side View
Table 66.0%Crown 36.7°Girdle: MediumPavilion 39.7°Culet: NoneDepth 64.4%

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: Oct 28
Current: $447 USD|Low: $147 USD|High: $1,145 USD|Avg: $533 USD|+4.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 2$214 USD
Retailer 9$379 USD
Retailer 4$384 USD
Retailer 8$432 USD
Retailer 1$447 USD
Retailer 3$461 USD
Retailer 6$551 USD
Retailer 7$791 USD
Retailer 5$1,145 USD

35 data points across 9 retailers

4 retailers$214 USD to $447 USD

A
Cheapest Retailer
-
$214 USD
Final sale: no returns
A
Retailer 2
-
$384 USD
ZAR 6,211 ZAR
View
Price last confirmed 42 days ago
A
Retailer 3
-
$447 USD
£352 GBP
View
Most Expensive
B+
Rare Carat
830690997 · Sep 24
$610 USD
View
Price last confirmed 34 days ago
3 more retailers have this diamond
Prices start from $214 USDSave up to $233 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
1.21ct Asscher
$214 USD