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Round|Natural|GIA

0.90ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1563253129

Certificate GIA 1563253129

Diamond specifications and retailer prices

From $1,257 AUD
HK$6,900 HKD
As of October 30, 2026
Save $3,241 AUD (72%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,499 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1563253129. Listed at 19 retailers as of October 30, 2026, with prices from $1,257 to $4,499, a $3,241 spread on the same certified stone. NZ Jewellers lists it at $4,499. 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

0.90
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1563253129
Dimensions6.14 × 6.10 × 3.85 mm
L/W Ratio1.01
Top View
6.14 mm6.10 mm0.90 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1563253129
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

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 30
Current: $4,499 AUD|Low: $1,257 AUD|High: $4,516 AUD|Avg: $2,132 AUD|+6.3%
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
Retailer 18
Retailer 19
October 31, 2026
Retailer 11$1,257 AUD
Retailer 2$1,262 AUD
Retailer 6$1,382 AUD
Retailer 10$1,509 AUD
Retailer 5$1,613 AUD
Retailer 4$1,683 AUD
Retailer 17$1,683 AUD
Retailer 19$1,747 AUD
Retailer 8$1,757 AUD
Retailer 3$1,822 AUD
Retailer 15$1,874 AUD
Retailer 7$1,878 AUD
Retailer 12$1,909 AUD
Retailer 13$2,128 AUD
Retailer 14$2,353 AUD
Retailer 9$2,413 AUD
Retailer 18$3,099 AUD
Retailer 16$4,368 AUD
NZ Jewellers$4,499 AUD

15 data points across 19 retailers

19 retailers$1,257 AUD to $4,499 AUD

A
Cheapest Retailer
-
$1,257 AUD
HK$6,900 HKD
A
Retailer 2
-
$1,262 AUD
₹84,439 INR
View
A
Retailer 3
-
$1,382 AUD
₹92,463 INR
View
A
Retailer 4
-
$1,509 AUD
$1,060 USD
View
A
Retailer 5
-
$1,613 AUD
$1,133 USD
View
A
Retailer 6
-
$1,683 AUD
$1,182 USD
View
A
Retailer 7
-
$1,683 AUD
$1,182 USD
View
B+
Retailer 8
-
$1,747 AUD
$1,227 USD
View
B+
Retailer 9
-
$1,757 AUD
SGD 1,668 SGD
View
B+
Retailer 10
-
$1,822 AUD
$1,280 USD
View
B+
Retailer 11
-
$1,874 AUD
$1,316 USD
View
B+
Retailer 12
-
$1,878 AUD
$1,319 USD
View
B+
Retailer 13
-
$1,909 AUD
£1,056 GBP
View
B+
Retailer 14
-
$2,128 AUD
$1,495 USD
View
B+
Retailer 15
-
$2,353 AUD
€1,574 EUR
View
B+
Retailer 16
-
$2,413 AUD
$1,695 USD
View
B
Retailer 17
-
$3,099 AUD
£1,714 GBP
View
B
Retailer 18
-
$4,368 AUD
£2,416 GBP
View
Most Expensive
B
NZ Jewellers
6ac5ab9d-7ab6-4ead-9721-103950485695 · Oct 30
$4,499 AUD
$3,160 USD
View
18 more retailers have this diamond
Prices start from $1,257 AUDSave up to $3,241 AUD

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
0.90ct Round
$1,257 AUD