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Princess|Natural|GIA

1.51ct H SI1 Princess Natural Diamond

EX • H/SI1 • GIA 5553323732

Certificate GIA 5553323732

Diamond specifications and retailer prices

From $4,529 SGD
As of November 6, 2026
Save $1,534 SGD (25%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,063 SGD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded H 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 5553323732. Listed at 7 retailers as of November 6, 2026, with prices from $4,529 to $6,063, a $1,534 spread on the same certified stone. GemTrove lists it at $6,063. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553323732
Dimensions6.09 × 6.08 × 4.55 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.09 mm6.08 mm1.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553323732
Side View
Table 71.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 74.8%

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: $4,529 SGD|Low: $4,206 SGD|High: $6,161 SGD|Avg: $5,105 SGD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1$4,529 SGD
Retailer 3$4,759 SGD
Retailer 4$4,883 SGD
Retailer 7$4,967 SGD
Retailer 6$5,101 SGD
Retailer 2$5,123 SGD
Retailer 5$5,657 SGD

45 data points across 7 retailers

7 retailers$4,529 SGD to $6,063 SGD

A
Cheapest Retailer
-
$4,529 SGD
Retailer 2
-
$4,759 SGD
View
Price last confirmed 8 days ago
Retailer 3
-
$4,967 SGD
View
Price last confirmed 8 days ago
Retailer 4
-
$5,101 SGD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$5,123 SGD
View
Retailer 6
-
$5,657 SGD
View
Price last confirmed 9 days ago
Most Expensive
B+
GemTrove
GT-N-01307689-98 · Nov 6
$6,063 SGD
A$7,278 AUD
View
6 more retailers have this diamond
Prices start from $4,529 SGDSave up to $1,534 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
$4,529 SGD