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Princess|Natural|IGI

2.51ct I SI1 Princess Natural Diamond

EX • I/SI1 • IGI 715599759

Shape and cutting style on the report: Princess cut

Certificate IGI 715599759

Diamond specifications and retailer prices

From $13,459 USD
£10,598 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: $13,459 USD at MOH London
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at MOH London

About this 2.51ct natural princess diamond

This 2.51ct natural princess sits in the two to three carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 715599759. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

2.51
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 715599759
Dimensions7.57 × 7.57 × 5.48 mm
L/W Ratio1.00
Top View
7.57 mm7.57 mm2.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 715599759
Side View
Table 72.0%Crown 43°Girdle: MediumPavilion 41.3°Culet: NoneDepth 72.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $13,459 USD|Low: $8,811 USD|High: $14,065 USD|Avg: $11,250 USD|+0.0%
MOH London
Retailer 2
November 1, 2026
Retailer 2$8,811 USD
MOH London$13,459 USD

11 data points across 2 retailers

1 retailer

B+
MOH London
C28E3C69B · Nov 2
$13,459 USD
£10,598 GBP
View

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B+
2.51ct Princess
$13,459 USD