CaratHunter
Plans
Princess|Natural|GIA

1.51ct I SI1 Princess Natural Diamond

EX • I/SI1 • GIA 1563411555

Certificate GIA 1563411555

Diamond specifications and retailer prices

From $4,583 SGD
As of November 6, 2026
Save $6,039 SGD (57%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $10,622 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded I 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 1563411555. Listed at 22 retailers as of November 5, 2026, with prices from $4,583 to $10,622, a $6,039 spread on the same certified stone. NZ Jewellers lists it at $10,622. 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

1.51
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563411555
Dimensions6.50 × 6.37 × 4.34 mm
L/W Ratio1.02
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
6.50 mm6.37 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563411555
Side View
Table 71.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 68.2%

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 6
Current: $10,622 SGD|Low: $4,583 SGD|High: $10,622 SGD|Avg: $6,357 SGD
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
Retailer 20
Retailer 21
November 6, 2026
Retailer 2$4,583 SGD
Retailer 8$4,851 SGD
Retailer 7$5,206 SGD
Retailer 9$5,316 SGD
Retailer 3$5,588 SGD
Retailer 13$5,753 SGD
Retailer 5$5,754 SGD
Retailer 16$6,003 SGD
Retailer 10$6,097 SGD
Retailer 20$6,097 SGD
Retailer 21$6,097 SGD
Retailer 19$6,289 SGD
Retailer 14$6,312 SGD
Retailer 12$6,339 SGD
Retailer 11$6,420 SGD
Retailer 15$6,473 SGD
Retailer 6$6,498 SGD
Retailer 4$7,035 SGD
Retailer 17$7,438 SGD
Retailer 18$9,684 SGD
NZ Jewellers$10,622 SGD

23 data points across 21 retailers

22 retailers$4,583 SGD to $10,622 SGD

A
Cheapest Retailer
-
$4,583 SGD
A
Retailer 2
-
$4,851 SGD
View
Final sale: no returns
A
Retailer 3
-
$5,043 SGD
View
A
Retailer 4
-
$5,206 SGD
View
A
Retailer 5
-
$5,316 SGD
View
A
Retailer 6
-
$5,588 SGD
View
A
Retailer 7
-
$5,753 SGD
View
A
Retailer 8
-
$5,754 SGD
View
A
Retailer 9
-
$6,003 SGD
View
B+
Retailer 10
-
$6,097 SGD
View
B+
Retailer 11
-
$6,097 SGD
View
Retailer 12
-
$6,097 SGD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$6,289 SGD
View
Retailer 14
-
$6,312 SGD
View
Price last confirmed 20 days ago
B+
Retailer 15
-
$6,339 SGD
View
B+
Retailer 16
-
$6,420 SGD
View
B+
Retailer 17
-
$6,473 SGD
View
B+
Retailer 18
-
$6,498 SGD
View
B+
Retailer 19
-
$7,035 SGD
View
B+
Retailer 20
-
$7,438 SGD
View
B
Retailer 21
-
$9,684 SGD
View
Most Expensive
B
NZ Jewellers
6445a2cf-8ed1-4806-a5b6-583c12065a14 · Nov 5
$10,622 SGD
$8,288 USD
View
21 more retailers have this diamond
Prices start from $4,583 SGDSave up to $6,039 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
1.51ct Princess
$4,583 SGD