Round|Natural|GIA

0.53ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1495668504

Certificate GIA 1495668504

Diamond specifications and retailer prices

From $566 SGD
$443 USD
As of October 31, 2026
Save $1,558 SGD (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,352 SGD at NZ Jewellers · As of September 24, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1495668504. Listed at 16 retailers as of October 27, 2026, with a 275% 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1495668504
Dimensions5.16 × 5.14 × 3.21 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Key to symbols
Cloud, Twinning Wisp, Crystal
Top View
5.16 mm5.14 mm0.53 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1495668504
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,125 SGD|Low: $472 SGD|High: $2,352 SGD|Avg: $889 SGD|-9.7%
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 1, 2026
Retailer 11$566 SGD
Retailer 4$574 SGD
Retailer 3$678 SGD
Retailer 6$679 SGD
Retailer 14$697 SGD
Retailer 8$730 SGD
Retailer 10$730 SGD
Retailer 2$839 SGD
Retailer 13$846 SGD
Retailer 12$933 SGD
Retailer 5$983 SGD
Retailer 7$1,046 SGD
Retailer 9$1,567 SGD
NZ Jewellers$2,125 SGD

44 data points across 14 retailers

16 retailers$566 SGD to $2,125 SGD

A
Cheapest Retailer
-
$566 SGD
$443 USD
Final sale: no returns
A
Retailer 2
-
$574 SGD
$449 USD
View
Retailer 3
-
$614 SGD
$480 USD
View
Price last confirmed 33 days ago
B+
Retailer 4
-
$678 SGD
$530 USD
View
Retailer 5
-
$697 SGD
$545 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$708 SGD
$554 USD
View
Price last confirmed 32 days ago
B+
Retailer 7
-
$730 SGD
$571 USD
View
B+
Retailer 8
-
$730 SGD
$571 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$839 SGD
£517 GBP
View
B+
Retailer 10
-
$846 SGD
$661 USD
View
B+
Retailer 11
-
$933 SGD
$730 USD
View
Retailer 12
-
$983 SGD
A$1,183 AUD
View
Price last confirmed 28 days ago
B
Retailer 13
-
$1,046 SGD
ZAR 13,214 ZAR
View
B
Retailer 14
-
$1,567 SGD
£965 GBP
View
B
Retailer 15
-
$2,125 SGD
$1,662 USD
View
Most Expensive
NZ Jewellers
614362c8-7164-4bf9-8bf6-c938dd5b026b · Sep 24
$2,352 SGD
$1,840 USD
View
Price last confirmed 38 days ago
15 more retailers have this diamond
Prices start from $566 SGDSave up to $1,558 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
$566 SGD