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Round|Natural|GIA

0.53ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1495668504

Certificate GIA 1495668504

Diamond specifications and retailer prices

From $786 NZD
$443 USD
As of November 2, 2026
Save $2,163 NZD (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,265 NZD 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: Nov 2
Current: $2,949 NZD|Low: $655 NZD|High: $3,265 NZD|Avg: $1,238 NZD|-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 2, 2026
Retailer 11$786 NZD
Retailer 4$797 NZD
Retailer 3$940 NZD
Retailer 6$942 NZD
Retailer 14$967 NZD
Retailer 8$1,013 NZD
Retailer 10$1,013 NZD
Retailer 13$1,174 NZD
Retailer 2$1,174 NZD
Retailer 12$1,295 NZD
Retailer 5$1,364 NZD
Retailer 7$1,451 NZD
Retailer 9$2,174 NZD
NZ Jewellers$2,949 NZD

44 data points across 14 retailers

16 retailers$786 NZD to $2,949 NZD

A
Cheapest Retailer
-
$786 NZD
$443 USD
Final sale: no returns
A
Retailer 2
-
$797 NZD
$449 USD
View
Retailer 3
-
$852 NZD
$480 USD
View
Price last confirmed 34 days ago
B+
Retailer 4
-
$940 NZD
$530 USD
View
B+
Retailer 5
-
$967 NZD
$545 USD
View
Retailer 6
-
$983 NZD
$554 USD
View
Price last confirmed 33 days ago
B+
Retailer 7
-
$1,013 NZD
$571 USD
View
Retailer 8
-
$1,013 NZD
$571 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$1,174 NZD
$661 USD
View
B+
Retailer 10
-
$1,174 NZD
£521 GBP
View
B+
Retailer 11
-
$1,295 NZD
$730 USD
View
Retailer 12
-
$1,364 NZD
A$1,183 AUD
View
Price last confirmed 29 days ago
B
Retailer 13
-
$1,451 NZD
ZAR 13,214 ZAR
View
B
Retailer 14
-
$2,174 NZD
£965 GBP
View
B
Retailer 15
-
$2,949 NZD
$1,662 USD
View
Most Expensive
NZ Jewellers
614362c8-7164-4bf9-8bf6-c938dd5b026b · Sep 24
$3,265 NZD
$1,840 USD
View
Price last confirmed 39 days ago
15 more retailers have this diamond
Prices start from $786 NZDSave up to $2,163 NZD

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
$786 NZD