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1.38ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG425064818

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425064818

Diamond specifications and retailer prices

From $889 SGD
$695 USD
As of October 29, 2026
Save $3,164 SGD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,052 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 1.38ct lab-grown round diamond

This 1.38ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425064818 or 425064818. Listed at 10 retailers as of October 26, 2026, with prices from $889 to $4,052, a $3,164 spread on the same certified stone. MOH London lists it at $4,052. 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

1.38
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425064818
Dimensions7.32 × 7.30 × 4.29 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.32 mm7.30 mm1.38 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425064818
Side View
Table 58.5%Crown 31.5°Girdle: MediumPavilion 40.5°Culet: NoneDepth 58.8%

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 29
Current: $4,052 SGD|Low: $853 SGD|High: $4,096 SGD|Avg: $1,802 SGD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 5$889 SGD
Retailer 8$967 SGD
Retailer 10$994 SGD
Retailer 2$998 SGD
Retailer 6$1,031 SGD
Retailer 11$1,651 SGD
Retailer 7$1,677 SGD
Retailer 3$2,306 SGD
Retailer 4$2,539 SGD
Retailer 9$2,898 SGD
MOH London$4,052 SGD

15 data points across 11 retailers

10 retailers$889 SGD to $4,052 SGD

A
Cheapest Retailer
-
$889 SGD
$695 USD
A
Retailer 2
-
$967 SGD
$756 USD
View
A
Retailer 3
-
$994 SGD
$777 USD
View
Final sale: no returns
A
Retailer 4
-
$998 SGD
$780 USD
View
Retailer 5
-
$1,031 SGD
$806 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$1,031 SGD
$806 USD
View
B+
Retailer 7
-
$1,677 SGD
$1,311 USD
View
B
Retailer 8
-
$2,539 SGD
$1,985 USD
View
B
Retailer 9
-
$2,898 SGD
$2,266 USD
View
Most Expensive
B
MOH London
LG425064818 · Oct 26
$4,052 SGD
£2,495 GBP
View
9 more retailers have this diamond
Prices start from $889 SGDSave up to $3,164 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
1.38ct Round
$889 SGD