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1.54ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • IGI LG445039365

Shape and cutting style on the report: Round brilliant

Certificate IGI LG445039365

Diamond specifications and retailer prices

From $1,224 SGD
As of November 5, 2026
Save $3,578 SGD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,802 SGD at MOH London · As of November 5, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445039365 or 445039365. Listed at 9 retailers as of November 5, 2026, with prices from $1,224 to $4,802, a $3,578 spread on the same certified stone. MOH London lists it at $4,802. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039365
Dimensions7.41 × 7.48 × 4.52 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.41 mm7.48 mm1.54 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445039365
Side View
Table 59.5%Crown 32°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.7%

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: $4,802 SGD|Low: $1,224 SGD|High: $4,878 SGD|Avg: $2,604 SGD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4$1,224 SGD
Retailer 5$1,419 SGD
Retailer 2$1,641 SGD
Retailer 7$2,083 SGD
Retailer 6$2,270 SGD
Retailer 3$3,059 SGD
MOH London$4,802 SGD

16 data points across 7 retailers

9 retailers$1,224 SGD to $4,802 SGD

A
Cheapest Retailer
-
$1,224 SGD
A
Retailer 2
-
$1,331 SGD
View
Retailer 3
-
$1,419 SGD
View
Price last confirmed 25 days ago
A
Retailer 4
-
$1,419 SGD
View
B+
Retailer 5
-
$1,641 SGD
View
B
Retailer 6
-
$2,270 SGD
View
B
Retailer 7
-
$3,059 SGD
View
B
Retailer 8
-
$3,992 SGD
View
Most Expensive
B
MOH London
LG445039365 · Nov 5
$4,802 SGD
£2,960 GBP
View
8 more retailers have this diamond
Prices start from $1,224 SGDSave up to $3,578 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
$1,224 SGD