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Princess|Natural|IGI

1.57ct K SI2 Princess Natural Diamond

EX • K/SI2 • IGI 610310418

Shape and cutting style on the report: Princess cut

Certificate IGI 610310418

Diamond specifications and retailer prices

From £1,638 GBP
As of November 6, 2026
Save £1,372 GBP (46%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,009 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.57ct natural princess diamond

This 1.57ct natural princess sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 610310418. Listed at 4 retailers as of November 1, 2026, with prices from £1,638 to £3,009, a £1,372 spread on the same certified stone. MOH London lists it at £3,009. 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

1.57
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.7°
OriginNatural
Grading LabIGI
CertificateIGI 610310418
Dimensions6.39 × 6.32 × 4.57 mm
L/W Ratio1.01
Culet sizePointed
Top View
6.39 mm6.32 mm1.57 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 610310418
Side View
Table 66.0%Crown 34.7°Girdle: Slightly ThickPavilion 39.7°Culet: NoneDepth 72.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £3,009 GBP|Low: £1,447 GBP|High: £3,025 GBP|Avg: £2,012 GBP|+1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5£1,447 GBP
Retailer 3£1,638 GBP
Retailer 4£1,805 GBP
Retailer 2£2,132 GBP
MOH London£3,009 GBP

21 data points across 5 retailers

4 retailers£1,638 GBP to £3,009 GBP

A
Cheapest Retailer
-
£1,638 GBP
Retailer 2
-
£1,805 GBP
View
Price last confirmed 16 days ago
B+
Retailer 3
-
£2,132 GBP
View
Most Expensive
B
MOH London
A22B9A3EA · Nov 1
£3,009 GBP
View
3 more retailers have this diamond
Prices start from £1,638 GBPSave up to £1,372 GBP

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
1.57ct Princess
£1,638 GBP