CaratHunter
Plans
Princess|Natural|IGI

1.00ct J IF Princess Natural Diamond

EX • J/IF • IGI 821618707

Shape and cutting style on the report: Princess cut

Certificate IGI 821618707

Diamond specifications and retailer prices

From $1,629 SGD
As of November 5, 2026
Save $2,671 SGD (62%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,299 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 821618707. Listed at 11 retailers as of November 2, 2026, with prices from $1,629 to $4,299, a $2,671 spread on the same certified stone. NZ Jewellers lists it at $4,299. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.4°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 821618707
Dimensions5.52 × 5.42 × 3.85 mm
L/W Ratio1.02
Top View
5.52 mm5.42 mm1.00 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 821618707
Side View
Table 70.0%Crown 39.4°Girdle: MediumPavilion 39.4°Culet: NoneDepth 71.0%

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 5
Current: $4,299 SGD|Low: $1,625 SGD|High: $4,375 SGD|Avg: $2,256 SGD|-1.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 4$1,629 SGD
Retailer 3$1,645 SGD
Retailer 8$1,648 SGD
Retailer 9$1,761 SGD
Retailer 11$1,767 SGD
Retailer 2$1,782 SGD
Retailer 10$1,844 SGD
Retailer 5$2,146 SGD
Retailer 7$2,571 SGD
Retailer 6$3,212 SGD
NZ Jewellers$4,299 SGD

28 data points across 11 retailers

11 retailers$1,629 SGD to $4,299 SGD

A
Cheapest Retailer
-
$1,629 SGD
Retailer 2
-
$1,645 SGD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$1,648 SGD
View
A
Retailer 4
-
$1,761 SGD
View
Retailer 5
-
$1,767 SGD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,782 SGD
View
A
Retailer 7
-
$1,844 SGD
View
A
Retailer 8
-
$2,146 SGD
View
B+
Retailer 9
-
$2,571 SGD
View
B+
Retailer 10
-
$3,212 SGD
View
Most Expensive
B
NZ Jewellers
fb611ea2-c4ad-4396-aa4a-000917aa0cea · Nov 2
$4,299 SGD
$3,366 USD
View
10 more retailers have this diamond
Prices start from $1,629 SGDSave up to $2,671 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
1.00ct Princess
$1,629 SGD