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Asscher|Lab Grown|IGI

1.00ct E FL Asscher Lab Grown Diamond

ID • E/FL • IGI LG840634920

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG840634920

Diamond specifications and retailer prices

From $277 USD
As of October 27, 2026
Save $1,833 USD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,110 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1ct lab-grown asscher diamond

This 1ct lab-grown asscher sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634920 or 840634920. Listed at 18 retailers as of October 27, 2026, with prices from $277 to $2,110, a $1,833 spread on the same certified stone. Brilliant Earth lists it at $2,110. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634920
Dimensions5.54 × 5.52 × 3.56 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
5.54 mm5.52 mm1.00 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634920
Side View
Table 66.0%Crown 33°Girdle: MediumPavilion 40.9°Culet: NoneDepth 64.5%

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 27
Current: $365 USD|Low: $277 USD|High: $1,575 USD|Avg: $773 USD|-12.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
October 29, 2026
Retailer 8$277 USD
Retailer 5$315 USD
Retailer 16$344 USD
Retailer 1$365 USD
Retailer 14$500 USD
Retailer 13$568 USD
Retailer 3$579 USD
Retailer 2$584 USD
Retailer 10$590 USD
Retailer 11$601 USD
Retailer 15$620 USD
Retailer 6$1,018 USD
Retailer 12$1,056 USD
Retailer 4$1,155 USD
Retailer 9$1,275 USD
Retailer 7$1,365 USD
Retailer 17$1,379 USD

14 data points across 17 retailers

18 retailers$277 USD to $2,110 USD

A
Cheapest Retailer
-
$277 USD
A
Retailer 2
-
$315 USD
View
Final sale: no returns
A
Retailer 3
-
$344 USD
View
A
Retailer 4
-
$365 USD
£288 GBP
View
A
Retailer 5
-
$500 USD
View
A
Retailer 6
-
$568 USD
View
A
Retailer 7
-
$579 USD
View
A
Retailer 8
-
$584 USD
View
A
Retailer 9
-
$590 USD
ZAR 9,538 ZAR
View
A
Retailer 10
-
$601 USD
£474 GBP
View
A
Retailer 11
-
$620 USD
€590 EUR
View
B+
Retailer 12
-
$1,018 USD
SGD 1,375 SGD
View
B+
Retailer 13
-
$1,056 USD
View
B+
Retailer 14
-
$1,155 USD
View
B
Retailer 15
-
$1,275 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$1,365 USD
View
B+
Retailer 17
-
$1,379 USD
£1,086 GBP
View
Most Expensive
B
Brilliant Earth
21861714A · Oct 28
$2,110 USD
View
17 more retailers have this diamond
Prices start from $277 USDSave up to $1,833 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
1.00ct Asscher
$277 USD