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Round|Lab Grown|IGI

0.54ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG407915209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407915209

Diamond specifications and retailer prices

From $307 SGD
$240 USD
As of October 29, 2026
Save $1,226 SGD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,533 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 0.54ct lab-grown round diamond

This 0.54ct lab-grown round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407915209 or 407915209. Listed at 11 retailers as of October 29, 2026, with prices from $307 to $1,533, a $1,226 spread on the same certified stone. MOH London lists it at $1,533. 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

0.54
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407915209
Dimensions5.38 × 5.33 × 3.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
5.38 mm5.33 mm0.54 ctJ / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407915209
Side View
Table 57.5%Crown 31.6°Girdle: MediumPavilion 40.3°Culet: NoneDepth 58.6%

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: $1,533 SGD|Low: $294 SGD|High: $1,542 SGD|Avg: $687 SGD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 8$307 SGD
Retailer 12$344 SGD
Retailer 3$355 SGD
Retailer 9$381 SGD
Retailer 11$381 SGD
Retailer 6$435 SGD
Retailer 10$642 SGD
Retailer 5$646 SGD
Retailer 2$722 SGD
Retailer 4$762 SGD
Retailer 13$1,223 SGD
Retailer 7$1,227 SGD
MOH London$1,533 SGD

22 data points across 13 retailers

11 retailers$307 SGD to $1,533 SGD

A
Cheapest Retailer
-
$307 SGD
$240 USD
B+
Retailer 2
-
$344 SGD
$269 USD
View
Final sale: no returns
B+
Retailer 3
-
$355 SGD
$278 USD
View
B+
Retailer 4
-
$381 SGD
$298 USD
View
B+
Retailer 5
-
$381 SGD
$298 USD
View
A
Retailer 6
-
$435 SGD
$340 USD
View
B+
Retailer 7
-
$642 SGD
$502 USD
View
B+
Retailer 8
-
$722 SGD
€538 EUR
View
B
Retailer 9
-
$1,223 SGD
$957 USD
View
B
Retailer 10
-
$1,227 SGD
$960 USD
View
Most Expensive
B
MOH London
LG407915209 · Oct 29
$1,533 SGD
£944 GBP
View
10 more retailers have this diamond
Prices start from $307 SGDSave up to $1,226 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
0.54ct Round
$307 SGD