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0.45ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 813687916

Shape and cutting style on the report: Round brilliant

Certificate IGI 813687916

Diamond specifications and retailer prices

From $213 SGD
As of November 6, 2026
Save $1,183 SGD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,396 SGD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 813687916. Listed at 14 retailers as of November 4, 2026, with prices from $213 to $1,396, a $1,183 spread on the same certified stone. NZ Jewellers lists it at $1,396. 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

0.45
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 813687916
Dimensions4.94 × 4.99 × 3.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
4.94 mm4.99 mm0.45 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 813687916
Side View
Table 62.0%Crown 33°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 60.9%

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 6
Current: $1,396 SGD|Low: $213 SGD|High: $1,414 SGD|Avg: $512 SGD|-1.3%
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 6, 2026
Retailer 2$213 SGD
Retailer 5$308 SGD
Retailer 6$344 SGD
Retailer 12$345 SGD
Retailer 11$360 SGD
Retailer 3$397 SGD
Retailer 14$415 SGD
Retailer 10$446 SGD
Retailer 8$494 SGD
Retailer 9$530 SGD
Retailer 7$619 SGD
Retailer 4$697 SGD
Retailer 13$710 SGD
NZ Jewellers$1,396 SGD

23 data points across 14 retailers

14 retailers$213 SGD to $1,396 SGD

A
Cheapest Retailer
-
$213 SGD
A
Retailer 2
-
$308 SGD
View
A
Retailer 3
-
$344 SGD
View
A
Retailer 4
-
$345 SGD
View
A
Retailer 5
-
$360 SGD
View
A
Retailer 6
-
$397 SGD
View
A
Retailer 7
-
$415 SGD
View
B+
Retailer 8
-
$446 SGD
View
B+
Retailer 9
-
$494 SGD
View
A
Retailer 10
-
$530 SGD
View
B+
Retailer 11
-
$619 SGD
View
B
Retailer 12
-
$697 SGD
View
B+
Retailer 13
-
$710 SGD
View
Most Expensive
B
NZ Jewellers
ad866bcd-340a-4b6b-b2f6-6286ce64cc9e · Nov 4
$1,396 SGD
$1,093 USD
View
13 more retailers have this diamond
Prices start from $213 SGDSave up to $1,183 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
0.45ct Round
$213 SGD