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Asscher|Lab Grown|IGI

3.11ct D SI1 Asscher Lab Grown Diamond

GD • D/SI1 • IGI LG478109494

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG478109494

Diamond specifications and retailer prices

From $691 SGD
As of November 2, 2026
Save $3,224 SGD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,915 SGD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.11ct lab-grown asscher diamond

This 3.11ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG478109494 or 478109494. Listed at 16 retailers as of November 1, 2026, with prices from $691 to $3,915, a $3,224 spread on the same certified stone. Rare Carat lists it at $3,915. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.11
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle16.1°
Pavilion angle47.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478109494
Dimensions8.05 × 8.03 × 5.24 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
8.05 mm8.03 mm3.11 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478109494
Side View
Table 66.5%Crown 16.1°Girdle: MediumPavilion 47.9°Culet: NoneDepth 65.3%

Caratlytics Score

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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: Nov 2
Current: $3,915 SGD|Low: $691 SGD|High: $12,283 SGD|Avg: $1,745 SGD|-1.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 3, 2026
Retailer 8$691 SGD
Retailer 4$774 SGD
Retailer 12$774 SGD
Retailer 3$857 SGD
Retailer 9$857 SGD
Retailer 13$1,118 SGD
Retailer 5$1,216 SGD
Retailer 10$1,290 SGD
Retailer 2$1,334 SGD
Retailer 7$2,210 SGD
Retailer 11$2,253 SGD
Retailer 6$3,575 SGD
Rare Carat$3,915 SGD

42 data points across 13 retailers

16 retailers$691 SGD to $3,915 SGD

A
Cheapest Retailer
-
$691 SGD
B+
Retailer 2
-
$774 SGD
View
Final sale: no returns
B+
Retailer 3
-
$774 SGD
View
B+
Retailer 4
-
$857 SGD
View
Retailer 5
-
$857 SGD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
$931 SGD
View
B+
Retailer 7
-
$1,028 SGD
View
B+
Retailer 8
-
$1,118 SGD
View
B+
Retailer 9
-
$1,216 SGD
View
Retailer 10
-
$1,290 SGD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$1,334 SGD
View
B
Retailer 12
-
$2,210 SGD
View
B
Retailer 13
-
$2,253 SGD
View
B
Retailer 14
-
$3,575 SGD
View
C
Retailer 15
-
$3,785 SGD
View
Most Expensive
C
Rare Carat
284-11_l_478109494 · Nov 1
$3,915 SGD
$3,065 USD
View
15 more retailers have this diamond
Prices start from $691 SGDSave up to $3,224 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
3.11ct Asscher
$691 SGD