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Princess|Natural|GIA

1.51ct I SI1 Princess Natural Diamond

EX • I/SI1 • GIA 1555935332

Certificate GIA 1555935332

Diamond specifications and retailer prices

From $3,943 SGD
As of November 6, 2026
Save $1,445 SGD (27%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,388 SGD at GemTrove · As of November 7, 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 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 1555935332. Listed at 7 retailers as of November 6, 2026, with prices from $3,943 to $5,388, a $1,445 spread on the same certified stone. GemTrove lists it at $5,388. 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
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1555935332
Dimensions6.24 × 6.18 × 4.61 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.24 mm6.18 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1555935332
Side View
Table 71.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 74.5%

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: $3,943 SGD|Low: $3,943 SGD|High: $5,344 SGD|Avg: $4,557 SGD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 1$3,943 SGD
Retailer 5$4,261 SGD
Retailer 2$4,557 SGD
Retailer 4$4,960 SGD
Retailer 3$5,012 SGD

45 data points across 5 retailers

7 retailers$3,943 SGD to $5,388 SGD

A
Cheapest Retailer
-
$3,943 SGD
Retailer 2
-
$4,261 SGD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$4,557 SGD
View
B+
Retailer 4
-
$4,960 SGD
View
Retailer 5
-
$5,012 SGD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$5,019 SGD
View
Most Expensive
B+
GemTrove
GT-N-01307717-98 · Nov 7
$5,388 SGD
A$6,468 AUD
View
6 more retailers have this diamond
Prices start from $3,943 SGDSave up to $1,445 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
$3,943 SGD