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4.56ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 588362937

Shape and cutting style on the report: Round brilliant

Certificate IGI 588362937

Diamond specifications and retailer prices

From $32,507 SGD
As of November 4, 2026
Save $20,069 SGD (38%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $52,576 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 4.56ct natural round diamond

This 4.56ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 588362937. Listed at 16 retailers as of November 4, 2026, with prices from $32,507 to $52,576, a $20,069 spread on the same certified stone. MOH London lists it at $52,576. 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

4.56
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.4°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 588362937
Dimensions10.44 × 10.36 × 6.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
10.44 mm10.36 mm4.56 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 588362937
Side View
Table 56.0%Crown 36.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.4%

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 4
Current: $52,576 SGD|Low: $32,507 SGD|High: $53,353 SGD|Avg: $39,241 SGD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7$32,507 SGD
Retailer 6$34,270 SGD
Retailer 5$34,872 SGD
Retailer 11$35,162 SGD
Retailer 9$37,259 SGD
Retailer 8$39,122 SGD
Retailer 10$40,364 SGD
Retailer 4$40,639 SGD
Retailer 3$41,917 SGD
Retailer 2$42,007 SGD
MOH London$52,576 SGD

36 data points across 11 retailers

16 retailers$32,507 SGD to $52,576 SGD

A
Cheapest Retailer
-
$32,507 SGD
A
Retailer 2
-
$33,520 SGD
View
A
Retailer 3
-
$33,923 SGD
View
A
Retailer 4
-
$34,270 SGD
View
A
Retailer 5
-
$34,872 SGD
View
A
Retailer 6
-
$35,162 SGD
View
A
Retailer 7
-
$36,224 SGD
View
Retailer 8
-
$37,259 SGD
View
Price last confirmed 21 days ago
B+
Retailer 9
-
$39,099 SGD
View
B+
Retailer 10
-
$39,122 SGD
View
B+
Retailer 11
-
$40,364 SGD
View
A
Retailer 12
-
$40,639 SGD
View
B+
Retailer 13
-
$41,464 SGD
View
B+
Retailer 14
-
$41,917 SGD
View
A
Retailer 15
-
$42,007 SGD
View
Most Expensive
B+
MOH London
D94B529EA · Nov 4
$52,576 SGD
£32,411 GBP
View
15 more retailers have this diamond
Prices start from $32,507 SGDSave up to $20,069 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
4.56ct Round
$32,507 SGD