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Round|Natural|IGI

4.01ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 773617829

Shape and cutting style on the report: Round brilliant

Certificate IGI 773617829

Diamond specifications and retailer prices

From $26,983 SGD
As of November 4, 2026
9 retailers carry this diamond
Most expensive: $34,067 SGD at NZ Jewellers · As of October 14, 2026
View at NZ Jewellers

About this 4.01ct natural round diamond

This 4.01ct 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 773617829. Listed at 9 retailers as of November 4, 2026. 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

4.01
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 773617829
Dimensions10.03 × 10.09 × 6.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
10.03 mm10.09 mm4.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 773617829
Side View
Table 57.0%Crown 36.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $34,067 SGD|Low: $22,429 SGD|High: $40,120 SGD|Avg: $29,802 SGD|-6.4%
NZ Jewellers
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
November 4, 2026
Retailer 14$24,402 SGD
Retailer 8$25,256 SGD
Retailer 9$25,688 SGD
Retailer 3$25,904 SGD
Retailer 4$26,544 SGD
Retailer 2$26,983 SGD
Retailer 7$28,756 SGD
Retailer 6$28,822 SGD
Retailer 12$29,028 SGD
Retailer 5$29,515 SGD
Retailer 11$29,784 SGD
Retailer 10$29,861 SGD
NZ Jewellers$34,067 SGD
Retailer 13$38,009 SGD

23 data points across 14 retailers

9 retailers

Retailer 1
-
$24,402 SGD
Price last confirmed 25 days ago
Retailer 2
-
$25,688 SGD
View
Price last confirmed 23 days ago
Retailer 3
-
$26,544 SGD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
$26,983 SGD
View
Retailer 5
-
$28,756 SGD
View
Price last confirmed 23 days ago
Retailer 6
-
$28,822 SGD
View
Price last confirmed 38 days ago
Retailer 7
-
$29,784 SGD
View
Price last confirmed 25 days ago
Retailer 8
-
$29,861 SGD
View
Price last confirmed 24 days ago
Most Expensive
NZ Jewellers
122347a2-3bb6-4b62-8829-e59d14d176d4 · Oct 14
$34,067 SGD
$26,671 USD
View
Price last confirmed 23 days ago
8 more retailers have this diamond
Prices start from $26,983 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.

B+
4.01ct Round
$26,983 SGD