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Princess|Natural|GIA

1.51ct I SI2 Princess Natural Diamond

ID • I/SI2 • GIA 5231741661

Certificate GIA 5231741661

Diamond specifications and retailer prices

From $5,292 CAD
As of November 6, 2026
Save $4,857 CAD (48%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,149 CAD at MOH London · As of November 4, 2026
View at MOH London

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231741661. Listed at 8 retailers as of November 4, 2026, with prices from $5,292 to $10,149, a $4,857 spread on the same certified stone. MOH London lists it at $10,149. 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
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5231741661
Dimensions6.12 × 6.11 × 4.55 mm
L/W Ratio1.00
Top View
6.12 mm6.11 mm1.51 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5231741661
Side View
Table 72.0%CrownGirdle: VTK-VTKPavilionCulet: 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: $10,149 CAD|Low: $5,212 CAD|High: $10,298 CAD|Avg: $6,995 CAD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4$5,292 CAD
Retailer 5$5,912 CAD
Retailer 3$6,290 CAD
Retailer 2$7,190 CAD
MOH London$10,149 CAD

41 data points across 5 retailers

8 retailers$5,292 CAD to $10,149 CAD

A
Cheapest Retailer
-
$5,292 CAD
A
Retailer 2
-
$5,912 CAD
View
B+
Retailer 3
-
$6,271 CAD
View
B+
Retailer 4
-
$6,271 CAD
View
A
Retailer 5
-
$6,290 CAD
View
B+
Retailer 6
-
$6,480 CAD
View
B+
Retailer 7
-
$7,190 CAD
View
Most Expensive
B
MOH London
00E3EA893 · Nov 4
$10,149 CAD
£5,722 GBP
View
7 more retailers have this diamond
Prices start from $5,292 CADSave up to $4,857 CAD

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
$5,292 CAD