Asscher|Lab Grown|IGI

1.01ct D SI2 Asscher Lab Grown Diamond

ID • D/SI2 • IGI LG474111509

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG474111509

Diamond specifications and retailer prices

From $153 USD
As of October 28, 2026
Save $725 USD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $878 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown asscher diamond

This 1.01ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG474111509 or 474111509. Listed at 11 retailers as of October 28, 2026, with prices from $153 to $878, a $725 spread on the same certified stone. MOH London lists it at $878. 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

1.01
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23°
Pavilion angle42.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG474111509
Dimensions5.33 × 5.31 × 3.41 mm
L/W Ratio1.00
Culet sizePointed
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
5.33 mm5.31 mm1.01 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG474111509
Side View
Table 68.0%Crown 23°Girdle: ThickPavilion 42.8°Culet: NoneDepth 64.2%

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 28
Current: $878 USD|Low: $108 USD|High: $1,252 USD|Avg: $499 USD|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 9$153 USD
Retailer 7$265 USD
Retailer 2$325 USD
Retailer 3$331 USD
Retailer 4$355 USD
Retailer 5$500 USD
Retailer 8$860 USD
MOH London$878 USD
Retailer 6$1,252 USD

44 data points across 9 retailers

11 retailers$153 USD to $878 USD

A
Cheapest Retailer
-
$153 USD
Final sale: no returns
B+
Retailer 2
-
$265 USD
View
A
Retailer 3
-
$294 USD
HK$2,300 HKD
View
A
Retailer 4
-
$325 USD
£256 GBP
View
A
Retailer 5
-
$331 USD
€315 EUR
View
A
Retailer 6
-
$355 USD
£279 GBP
View
B+
Retailer 7
-
$415 USD
View
B
Retailer 8
-
$500 USD
View
B
Retailer 9
-
$707 USD
SGD 956 SGD
View
B
Retailer 10
-
$860 USD
View
Most Expensive
B
MOH London
LG474111509 · Oct 29
$878 USD
£691 GBP
View
10 more retailers have this diamond
Prices start from $153 USDSave up to $725 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
1.01ct Asscher
$153 USD