Asscher|Lab Grown|IGI

1.01ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG780664883

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG780664883

Diamond specifications and retailer prices

From $131 USD
As of October 30, 2026
Save $1,223 USD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,354 USD at MOH London · As of October 25, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG780664883 or 780664883. Listed at 10 retailers as of October 25, 2026, with prices from $131 to $1,354, a $1,223 spread on the same certified stone. MOH London lists it at $1,354. 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
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle43.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780664883
Dimensions5.59 × 5.52 × 3.50 mm
L/W Ratio1.01
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
5.59 mm5.52 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780664883
Side View
Table 65.0%Crown 34.9°Girdle: MED-STKPavilion 43.5°Culet: NoneDepth 63.4%

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 30
Current: $1,354 USD|Low: $131 USD|High: $1,427 USD|Avg: $467 USD|+65.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 8$131 USD
Retailer 10$158 USD
Retailer 11$292 USD
Retailer 5$306 USD
Retailer 2$321 USD
Retailer 7$409 USD
Retailer 6$521 USD
Retailer 4$550 USD
Retailer 3$605 USD
Retailer 9$650 USD
MOH London$1,354 USD

28 data points across 11 retailers

10 retailers$131 USD to $1,354 USD

A
Cheapest Retailer
-
$131 USD
A
Retailer 2
-
$158 USD
View
Final sale: no returns
Retailer 3
-
$163 USD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$306 USD
View
A
Retailer 5
-
$321 USD
€306 EUR
View
B+
Retailer 6
-
$409 USD
View
B+
Retailer 7
-
$521 USD
View
B+
Retailer 8
-
$550 USD
View
B
Retailer 9
-
$650 USD
View
Most Expensive
B
MOH London
LG780664883 · Oct 25
$1,354 USD
£1,066 GBP
View
9 more retailers have this diamond
Prices start from $131 USDSave up to $1,223 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
$131 USD