CaratHunter
Plans
Princess|Natural|GIA

1.21ct J SI2 Princess Natural Diamond

EX • J/SI2 • GIA 2567739869

Certificate GIA 2567739869

Diamond specifications and retailer prices

From $1,958 SGD
As of November 4, 2026
Save $1,553 SGD (44%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,512 SGD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2567739869. Listed at 11 retailers as of November 4, 2026, with prices from $1,958 to $3,512, a $1,553 spread on the same certified stone. Helzberg Diamonds lists it at $3,512. 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

1.21
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.14°
Pavilion angle39.58°
OriginNatural
Grading LabGIA
CertificateGIA 2567739869
Dimensions5.80 × 5.77 × 4.22 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.80 mm5.77 mm1.21 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567739869
Side View
Table 72.0%Crown 24.14°Girdle: STK-THKPavilion 39.58°Culet: NDepth 73.0%

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 4
Current: $3,512 SGD|Low: $1,958 SGD|High: $3,512 SGD|Avg: $2,412 SGD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 9$1,958 SGD
Retailer 10$1,960 SGD
Retailer 4$2,056 SGD
Retailer 3$2,133 SGD
Retailer 2$2,167 SGD
Retailer 8$2,365 SGD
Retailer 11$2,620 SGD
Retailer 6$2,749 SGD
Retailer 5$2,764 SGD
Retailer 7$3,240 SGD
Helzberg Diamonds$3,512 SGD

11 data points across 11 retailers

11 retailers$1,958 SGD to $3,512 SGD

A
Cheapest Retailer
-
$1,958 SGD
A
Retailer 2
-
$1,960 SGD
View
A
Retailer 3
-
$2,056 SGD
View
B+
Retailer 4
-
$2,133 SGD
View
B+
Retailer 5
-
$2,167 SGD
View
B+
Retailer 6
-
$2,365 SGD
View
B
Retailer 7
-
$2,620 SGD
View
B
Retailer 8
-
$2,749 SGD
View
B
Retailer 9
-
$2,764 SGD
View
B
Retailer 10
-
$3,240 SGD
View
Most Expensive
B
Helzberg Diamonds
XZRILMNNJPOMP · Nov 6
$3,512 SGD
$2,740 USD
View
10 more retailers have this diamond
Prices start from $1,958 SGDSave up to $1,553 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
1.21ct Princess
$1,958 SGD