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Princess|Natural|GIA

1.00ct J SI1 Princess Natural Diamond

EX • J/SI1 • GIA 1236349634

Certificate GIA 1236349634

Diamond specifications and retailer prices

From $2,363 SGD
$1,848 USD
As of November 1, 2026
Save $3,105 SGD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,469 SGD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1ct natural princess diamond

This 1ct natural princess sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1236349634. Listed at 16 retailers as of November 1, 2026, with prices from $2,363 to $5,469, a $3,105 spread on the same certified stone. NZ Jewellers lists it at $5,469. 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

1.00
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1236349634
Dimensions5.55 × 5.45 × 3.97 mm
L/W Ratio1.02
Cert comments
Additional clouds pinpoints and surface graining are not shown.
Key to symbols
Crystal, Feather, Cloud
Top View
5.55 mm5.45 mm1.00 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1236349634
Side View
Table 71.0%CrownGirdle: ThickPavilionCulet: NoneDepth 72.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,646 SGD|Low: $1,959 SGD|High: $4,637 SGD|Avg: $3,039 SGD|+4.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 5$2,415 SGD
Retailer 8$2,551 SGD
Retailer 1$2,646 SGD
Retailer 9$2,654 SGD
Retailer 7$2,736 SGD
Retailer 4$3,215 SGD
Retailer 6$3,225 SGD
Retailer 3$3,572 SGD
Retailer 2$4,582 SGD

45 data points across 9 retailers

16 retailers$2,363 SGD to $5,469 SGD

B
Cheapest Retailer
-
$2,363 SGD
$1,848 USD
B+
Retailer 2
-
$2,415 SGD
$1,888 USD
View
Final sale: no returns
B
Retailer 3
-
$2,551 SGD
$1,995 USD
View
B
Retailer 4
-
$2,615 SGD
$2,045 USD
View
B
Retailer 5
-
$2,646 SGD
£1,629 GBP
View
B
Retailer 6
-
$2,654 SGD
$2,075 USD
View
B
Retailer 7
-
$2,684 SGD
$2,099 USD
View
B
Retailer 8
-
$2,736 SGD
$2,139 USD
View
B
Retailer 9
-
$2,792 SGD
$2,183 USD
View
B
Retailer 10
-
$2,908 SGD
A$3,498 AUD
View
B
Retailer 11
-
$3,018 SGD
$2,360 USD
View
B
Retailer 12
-
$3,215 SGD
ZAR 40,610 ZAR
View
Retailer 13
-
$3,225 SGD
A$3,880 AUD
View
Price last confirmed 28 days ago
B
Retailer 14
-
$3,572 SGD
€2,660 EUR
View
B
Retailer 15
-
$4,582 SGD
£2,821 GBP
View
Most Expensive
C
NZ Jewellers
c3ae4a0e-2561-47e8-acfa-fb6b705b4268 · Nov 2
$5,469 SGD
$4,276 USD
View
15 more retailers have this diamond
Prices start from $2,363 SGDSave up to $3,105 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.

B+
1.00ct Princess
$2,363 SGD