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1.53ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG685556706

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685556706

Diamond specifications and retailer prices

From $284 SGD
As of November 5, 2026
Save $1,123 SGD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,406 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG685556706 or 685556706. Listed at 15 retailers as of November 5, 2026, with prices from $284 to $1,406, a $1,123 spread on the same certified stone. MOH London lists it at $1,406. 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

1.53
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685556706
Dimensions7.47 × 7.44 × 4.49 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.47 mm7.44 mm1.53 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685556706
Side View
Table 61.0%Crown 33.8°Girdle: MediumPavilion 41.3°Culet: NoneDepth 60.3%

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 5
Current: $1,406 SGD|Low: $272 SGD|High: $1,426 SGD|Avg: $663 SGD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$284 SGD
Retailer 9$351 SGD
Retailer 7$475 SGD
Retailer 2$544 SGD
Retailer 3$565 SGD
Retailer 4$646 SGD
Retailer 5$984 SGD
Retailer 6$1,134 SGD
MOH London$1,406 SGD

40 data points across 9 retailers

15 retailers$284 SGD to $1,406 SGD

A
Cheapest Retailer
-
$284 SGD
A
Retailer 2
-
$330 SGD
View
Retailer 3
-
$351 SGD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$351 SGD
View
B+
Retailer 5
-
$475 SGD
View
A
Retailer 6
-
$544 SGD
View
A
Retailer 7
-
$565 SGD
View
A
Retailer 8
-
$582 SGD
View
A
Retailer 9
-
$646 SGD
View
B+
Retailer 10
-
$677 SGD
View
B
Retailer 11
-
$984 SGD
View
B
Retailer 12
-
$1,130 SGD
View
B
Retailer 13
-
$1,134 SGD
View
B
Retailer 14
-
$1,197 SGD
View
Most Expensive
B
MOH London
LG685556706 · Nov 5
$1,406 SGD
£867 GBP
View
14 more retailers have this diamond
Prices start from $284 SGDSave up to $1,123 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
1.53ct Round
$284 SGD