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Round|Natural|GIA

0.45ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7532271285

Certificate GIA 7532271285

Diamond specifications and retailer prices

From $415 SGD
As of November 6, 2026
Save $844 SGD (67%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,141 SGD at NZ Jewellers · As of October 23, 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 7532271285. Listed at 17 retailers as of November 4, 2026, with a 203% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FluorescenceVery Strong
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7532271285
Dimensions4.90 × 4.88 × 3.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
4.90 mm4.88 mm0.45 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
CertificateGIA 7532271285
Side View
Table 57.0%Crown 36.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 62.7%

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 6
Current: $2,141 SGD|Low: $411 SGD|High: $2,254 SGD|Avg: $779 SGD|-5.0%
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
November 6, 2026
Retailer 2$415 SGD
Retailer 14$490 SGD
Retailer 3$498 SGD
Retailer 12$505 SGD
Retailer 5$558 SGD
Retailer 13$590 SGD
Retailer 4$594 SGD
Retailer 6$602 SGD
Retailer 8$602 SGD
Retailer 7$645 SGD
Retailer 9$668 SGD
Retailer 10$723 SGD
Retailer 11$817 SGD
Retailer 16$913 SGD
Retailer 15$1,259 SGD
NZ Jewellers$2,141 SGD

31 data points across 16 retailers

17 retailers$415 SGD to $1,259 SGD

A
Cheapest Retailer
-
$415 SGD
A
Retailer 2
-
$490 SGD
View
A
Retailer 3
-
$498 SGD
View
A
Retailer 4
-
$505 SGD
View
Final sale: no returns
Retailer 5
-
$558 SGD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$590 SGD
View
Retailer 7
-
$594 SGD
View
Price last confirmed 10 days ago
Retailer 8
-
$602 SGD
View
Price last confirmed 22 days ago
Retailer 9
-
$602 SGD
View
Price last confirmed 15 days ago
Retailer 10
-
$645 SGD
View
Price last confirmed 14 days ago
A
Retailer 11
-
$668 SGD
View
A
Retailer 12
-
$723 SGD
View
A
Retailer 13
-
$817 SGD
View
B+
Retailer 14
-
$913 SGD
View
Retailer 15
-
$917 SGD
View
Price last confirmed 34 days ago
B+
Retailer 16
-
$1,259 SGD
View
Most Expensive
NZ Jewellers
11e03719-b926-41e1-a86b-f6791c972214 · Oct 23
$2,141 SGD
$1,676 USD
View
Price last confirmed 14 days ago
16 more retailers have this diamond
Prices start from $415 SGDSave up to $844 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
$415 SGD