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0.45ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6502223906

Certificate GIA 6502223906

Diamond specifications and retailer prices

From $538 SGD
As of November 6, 2026
Save $1,686 SGD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,224 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6502223906. Listed at 19 retailers as of November 4, 2026, with prices from $538 to $2,224, a $1,686 spread on the same certified stone. NZ Jewellers lists it at $2,224. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6502223906
Dimensions4.89 × 4.92 × 3.08 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
4.89 mm4.92 mm0.45 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6502223906
Side View
Table 56.0%Crown 36°Girdle: MED-MEDPavilion 41°Culet: NoneDepth 62.8%

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 6
Current: $2,224 SGD|Low: $519 SGD|High: $2,247 SGD|Avg: $925 SGD|+4.3%
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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 2$538 SGD
Retailer 9$621 SGD
Retailer 17$655 SGD
Retailer 15$709 SGD
Retailer 12$717 SGD
Retailer 3$722 SGD
Retailer 4$764 SGD
Retailer 7$771 SGD
Retailer 6$819 SGD
Retailer 13$875 SGD
Retailer 11$878 SGD
Retailer 8$888 SGD
Retailer 14$958 SGD
Retailer 10$990 SGD
Retailer 16$1,098 SGD
Retailer 5$1,635 SGD
NZ Jewellers$2,224 SGD

24 data points across 17 retailers

19 retailers$538 SGD to $2,224 SGD

A
Cheapest Retailer
-
$538 SGD
A
Retailer 2
-
$621 SGD
View
A
Retailer 3
-
$655 SGD
View
Final sale: no returns
A
Retailer 4
-
$709 SGD
View
A
Retailer 5
-
$717 SGD
View
A
Retailer 6
-
$722 SGD
View
A
Retailer 7
-
$764 SGD
View
Retailer 8
-
$771 SGD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$819 SGD
View
B+
Retailer 10
-
$875 SGD
View
B+
Retailer 11
-
$878 SGD
View
A
Retailer 12
-
$888 SGD
View
B+
Retailer 13
-
$958 SGD
View
B+
Retailer 14
-
$990 SGD
View
Retailer 15
-
$1,077 SGD
View
Price last confirmed 33 days ago
B+
Retailer 16
-
$1,098 SGD
View
B
Retailer 17
-
$1,635 SGD
View
B
Retailer 18
-
$1,676 SGD
View
Most Expensive
B
NZ Jewellers
83de6d51-aecb-469d-86d7-d4206abe0ea4 · Nov 4
$2,224 SGD
$1,741 USD
View
18 more retailers have this diamond
Prices start from $538 SGDSave up to $1,686 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
$538 SGD