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Asscher|Lab Grown|IGI

4.51ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG774676102

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG774676102

Diamond specifications and retailer prices

From $662 SGD
As of November 4, 2026
Save $6,466 SGD (91%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,127 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 4.51ct lab-grown asscher diamond

This 4.51ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG774676102 or 774676102. Listed at 16 retailers as of November 4, 2026, with prices from $662 to $7,127, a $6,466 spread on the same certified stone. Brilliant Earth lists it at $7,127. 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

4.51
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774676102
Dimensions9.11 × 8.83 × 5.86 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.11 mm8.83 mm4.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774676102
Side View
Table 62.0%Crown 36.8°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 66.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $7,127 SGD|Low: $662 SGD|High: $9,018 SGD|Avg: $1,906 SGD|-21.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 16$662 SGD
Retailer 7$741 SGD
Retailer 13$741 SGD
Retailer 17$766 SGD
Retailer 5$821 SGD
Retailer 15$821 SGD
Retailer 12$996 SGD
Retailer 4$1,101 SGD
Retailer 11$1,229 SGD
Retailer 6$1,256 SGD
Retailer 2$1,258 SGD
Retailer 3$2,118 SGD
Retailer 14$2,159 SGD
Retailer 9$2,668 SGD
Retailer 8$2,690 SGD
Retailer 10$3,426 SGD
Brilliant Earth$7,127 SGD

43 data points across 17 retailers

16 retailers$662 SGD to $7,127 SGD

A
Cheapest Retailer
-
$662 SGD
A
Retailer 2
-
$741 SGD
View
Final sale: no returns
A
Retailer 3
-
$741 SGD
View
A
Retailer 4
-
$821 SGD
View
Retailer 5
-
$821 SGD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$996 SGD
View
B+
Retailer 7
-
$1,101 SGD
View
Retailer 8
-
$1,229 SGD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$1,256 SGD
View
A
Retailer 10
-
$1,258 SGD
View
B+
Retailer 11
-
$2,118 SGD
View
B+
Retailer 12
-
$2,159 SGD
View
B+
Retailer 13
-
$2,668 SGD
View
B+
Retailer 14
-
$2,690 SGD
View
B
Retailer 15
-
$3,426 SGD
View
Most Expensive
B
Brilliant Earth
18616228A · Nov 4
$7,127 SGD
$5,580 USD
View
15 more retailers have this diamond
Prices start from $662 SGDSave up to $6,466 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
4.51ct Asscher
$662 SGD