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Asscher|Lab Grown|IGI

1.28ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG793632548

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG793632548

Diamond specifications and retailer prices

From $243 SGD
$190 USD
As of October 30, 2026
Save $928 SGD (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,171 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.28ct lab-grown asscher diamond

This 1.28ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG793632548 or 793632548. Listed at 8 retailers as of October 30, 2026, with prices from $243 to $1,171, a $928 spread on the same certified stone. MOH London lists it at $1,171. 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

1.28
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793632548
Dimensions6.00 × 5.99 × 3.84 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
6.00 mm5.99 mm1.28 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793632548
Side View
Table 60.0%Crown 31.4°Girdle: MediumPavilion 42.6°Culet: NoneDepth 64.1%

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: $1,171 SGD|Low: $238 SGD|High: $1,687 SGD|Avg: $807 SGD|-6.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 7$243 SGD
Retailer 5$454 SGD
Retailer 8$472 SGD
Retailer 3$486 SGD
Retailer 4$574 SGD
Retailer 6$681 SGD
Retailer 9$922 SGD
Retailer 2$1,138 SGD
MOH London$1,171 SGD
Retailer 10$1,439 SGD

27 data points across 10 retailers

8 retailers$243 SGD to $1,171 SGD

A
Cheapest Retailer
-
$243 SGD
$190 USD
Final sale: no returns
Retailer 2
-
$251 SGD
$196 USD
View
Price last confirmed 37 days ago
B+
Retailer 3
-
$454 SGD
$355 USD
View
B+
Retailer 4
-
$486 SGD
€362 EUR
View
B+
Retailer 5
-
$574 SGD
$449 USD
View
B+
Retailer 6
-
$681 SGD
$533 USD
View
B
Retailer 7
-
$1,138 SGD
$890 USD
View
Most Expensive
B
MOH London
LG793632548 · Nov 1
$1,171 SGD
£721 GBP
View
7 more retailers have this diamond
Prices start from $243 SGDSave up to $928 SGD

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
1.28ct Asscher
$243 SGD