Asscher|Lab Grown|IGI

1.00ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG840623456

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG840623456

Diamond specifications and retailer prices

From $266 USD
As of November 4, 2026
Save $1,150 USD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,416 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1ct lab-grown asscher diamond

This 1ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840623456 or 840623456. Listed at 11 retailers as of November 2, 2026, with prices from $266 to $1,416, a $1,150 spread on the same certified stone. MOH London lists it at $1,416. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840623456
Dimensions5.51 × 5.47 × 3.70 mm
L/W Ratio1.01
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
5.51 mm5.47 mm1.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840623456
Side View
Table 58.0%Crown 29.1°Girdle: Slightly ThickPavilion 39°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $1,416 USD|Low: $266 USD|High: $1,476 USD|Avg: $753 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 4$266 USD
Retailer 11$306 USD
Retailer 6$446 USD
Retailer 2$474 USD
Retailer 5$492 USD
Retailer 8$543 USD
Retailer 9$837 USD
Retailer 10$887 USD
Retailer 3$993 USD
Retailer 7$1,328 USD
MOH London$1,416 USD

4 data points across 11 retailers

11 retailers$266 USD to $1,416 USD

A+
Cheapest Retailer
-
$266 USD
A
Retailer 2
-
$306 USD
View
Final sale: no returns
A
Retailer 3
-
$446 USD
View
A
Retailer 4
-
$474 USD
View
A
Retailer 5
-
$492 USD
View
A
Retailer 6
-
$543 USD
View
B+
Retailer 7
-
$837 USD
View
B+
Retailer 8
-
$887 USD
View
B+
Retailer 9
-
$993 USD
View
B
Retailer 10
-
$1,328 USD
View
Most Expensive
B
MOH London
LG840623456 · Nov 2
$1,416 USD
£1,115 GBP
View
10 more retailers have this diamond
Prices start from $266 USDSave up to $1,150 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
$266 USD