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Round|Natural|GIA

0.53ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 5493426353

Certificate GIA 5493426353

Diamond specifications and retailer prices

From $746 SGD
As of November 4, 2026
Save $1,316 SGD (64%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,799 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.53ct natural round diamond

This 0.53ct natural round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5493426353. Listed at 10 retailers as of November 2, 2026, with a 176% 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

0.53
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 5493426353
Dimensions5.17 × 5.15 × 3.25 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
5.17 mm5.15 mm0.53 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5493426353
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.9%

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 4
Current: $2,799 SGD|Low: $622 SGD|High: $2,799 SGD|Avg: $1,216 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 8$746 SGD
Retailer 6$805 SGD
Retailer 3$809 SGD
Retailer 9$871 SGD
Retailer 11$871 SGD
Retailer 10$932 SGD
Retailer 12$998 SGD
Retailer 2$1,086 SGD
Retailer 5$1,258 SGD
Retailer 4$1,342 SGD
Retailer 7$2,062 SGD
NZ Jewellers$2,799 SGD

42 data points across 12 retailers

10 retailers$746 SGD to $2,062 SGD

A
Cheapest Retailer
-
$746 SGD
Final sale: no returns
A
Retailer 2
-
$805 SGD
View
A
Retailer 3
-
$842 SGD
View
Retailer 4
-
$871 SGD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$871 SGD
View
Retailer 6
-
$932 SGD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
$1,086 SGD
View
B+
Retailer 8
-
$1,258 SGD
View
B
Retailer 9
-
$2,062 SGD
View
Most Expensive
NZ Jewellers
cafe6a60-ad8a-4dd9-a063-d242175ebeae · Oct 27
$2,799 SGD
$2,191 USD
View
Price last confirmed 10 days ago
9 more retailers have this diamond
Prices start from $746 SGDSave up to $1,316 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
0.53ct Round
$746 SGD