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Round|Lab Grown|IGI

1.54ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG841641630

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841641630

Diamond specifications and retailer prices

From $238 SGD
As of November 3, 2026
Save $1,140 SGD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,377 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841641630 or 841641630. Listed at 15 retailers as of November 2, 2026, with prices from $238 to $1,377, a $1,140 spread on the same certified stone. MOH London lists it at $1,377. 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

1.54
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841641630
Dimensions7.45 × 7.38 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm7.38 mm1.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841641630
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

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: Nov 3
Current: $1,377 SGD|Low: $238 SGD|High: $1,384 SGD|Avg: $658 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
Retailer 14
Retailer 15
November 5, 2026
Retailer 7$238 SGD
Retailer 15$276 SGD
Retailer 4$295 SGD
Retailer 11$295 SGD
Retailer 8$506 SGD
Retailer 5$519 SGD
Retailer 2$526 SGD
Retailer 10$529 SGD
Retailer 13$551 SGD
Retailer 3$722 SGD
Retailer 9$907 SGD
Retailer 14$946 SGD
Retailer 12$1,000 SGD
Retailer 6$1,137 SGD
MOH London$1,377 SGD

19 data points across 15 retailers

15 retailers$238 SGD to $1,377 SGD

A
Cheapest Retailer
-
$238 SGD
A
Retailer 2
-
$276 SGD
View
Retailer 3
-
$295 SGD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$295 SGD
View
A
Retailer 5
-
$506 SGD
View
B+
Retailer 6
-
$519 SGD
View
A
Retailer 7
-
$526 SGD
View
A
Retailer 8
-
$529 SGD
View
A
Retailer 9
-
$551 SGD
View
B+
Retailer 10
-
$722 SGD
View
B+
Retailer 11
-
$907 SGD
View
B
Retailer 12
-
$946 SGD
View
B+
Retailer 13
-
$1,000 SGD
View
B
Retailer 14
-
$1,137 SGD
View
Most Expensive
B
MOH London
LG841641630 · Nov 2
$1,377 SGD
£849 GBP
View
14 more retailers have this diamond
Prices start from $238 SGDSave up to $1,140 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
1.54ct Round
$238 SGD