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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 $1,129 SGD
HK$6,900 HKD
As of October 30, 2026
Save $2,911 SGD (72%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,040 SGD 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 $1,129 to $4,040, a $2,911 spread on the same certified stone. NZ Jewellers lists it at $4,040. 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: $4,040 SGD|Low: $1,129 SGD|High: $4,055 SGD|Avg: $1,917 SGD|+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 30, 2026
Retailer 11$1,129 SGD
Retailer 13$1,137 SGD
Retailer 6$1,241 SGD
Retailer 10$1,355 SGD
Retailer 5$1,448 SGD
Retailer 4$1,511 SGD
Retailer 17$1,511 SGD
Retailer 19$1,569 SGD
Retailer 8$1,578 SGD
Retailer 3$1,636 SGD
Retailer 14$1,683 SGD
Retailer 7$1,686 SGD
Retailer 16$1,714 SGD
Retailer 2$1,911 SGD
Retailer 12$2,113 SGD
Retailer 9$2,167 SGD
Retailer 18$2,783 SGD
Retailer 15$3,922 SGD
NZ Jewellers$4,040 SGD

15 data points across 19 retailers

19 retailers$1,129 SGD to $4,040 SGD

A
Cheapest Retailer
-
$1,129 SGD
HK$6,900 HKD
A
Retailer 2
-
$1,137 SGD
₹84,733 INR
View
A
Retailer 3
-
$1,241 SGD
₹92,463 INR
View
A
Retailer 4
-
$1,355 SGD
$1,060 USD
View
A
Retailer 5
-
$1,448 SGD
$1,133 USD
View
A
Retailer 6
-
$1,511 SGD
$1,182 USD
View
A
Retailer 7
-
$1,511 SGD
$1,182 USD
View
B+
Retailer 8
-
$1,569 SGD
$1,227 USD
View
B+
Retailer 9
-
$1,578 SGD
View
B+
Retailer 10
-
$1,636 SGD
$1,280 USD
View
B+
Retailer 11
-
$1,683 SGD
$1,316 USD
View
B+
Retailer 12
-
$1,686 SGD
$1,319 USD
View
B+
Retailer 13
-
$1,714 SGD
£1,056 GBP
View
B+
Retailer 14
-
$1,911 SGD
$1,495 USD
View
B+
Retailer 15
-
$2,113 SGD
€1,574 EUR
View
B+
Retailer 16
-
$2,167 SGD
$1,695 USD
View
B
Retailer 17
-
$2,783 SGD
£1,714 GBP
View
B
Retailer 18
-
$3,922 SGD
£2,416 GBP
View
Most Expensive
B
NZ Jewellers
6ac5ab9d-7ab6-4ead-9721-103950485695 · Oct 30
$4,040 SGD
$3,160 USD
View
18 more retailers have this diamond
Prices start from $1,129 SGDSave up to $2,911 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
0.90ct Round
$1,129 SGD