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Princess|Natural|IGI

1.51ct F SI2 Princess Natural Diamond

VG • F/SI2 • IGI 729536843

Shape and cutting style on the report: Princess cut

Certificate IGI 729536843

Diamond specifications and retailer prices

From £2,464 GBP
$3,307 USD
As of November 1, 2026
Save £2,373 GBP (49%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £4,837 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 729536843. Listed at 16 retailers as of October 27, 2026, with prices from £2,464 to £4,837, a £2,373 spread on the same certified stone. NZ Jewellers lists it at £4,837. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.3°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 729536843
Dimensions6.16 × 6.06 × 4.65 mm
L/W Ratio1.02
Culet sizePointed
Top View
6.16 mm6.06 mm1.51 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 729536843
Side View
Table 75.0%Crown 50.3°Girdle: Slightly ThickPavilion 39.9°Culet: NoneDepth 76.7%

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 1
Current: £4,837 GBP|Low: £2,349 GBP|High: £4,837 GBP|Avg: £3,159 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 14£2,500 GBP
Retailer 3£2,518 GBP
Retailer 15£2,563 GBP
Retailer 9£2,616 GBP
Retailer 5£2,634 GBP
Retailer 16£2,659 GBP
Retailer 4£2,777 GBP
Retailer 12£2,777 GBP
Retailer 2£2,883 GBP
Retailer 7£2,885 GBP
Retailer 13£3,204 GBP
Retailer 10£3,250 GBP
Retailer 6£3,304 GBP
Retailer 8£4,485 GBP
Retailer 11£4,643 GBP
NZ Jewellers£4,837 GBP

46 data points across 16 retailers

16 retailers£2,464 GBP to £4,837 GBP

A
Cheapest Retailer
-
£2,464 GBP
$3,307 USD
A
Retailer 2
-
£2,500 GBP
$3,355 USD
View
A
Retailer 3
-
£2,518 GBP
$3,379 USD
View
A
Retailer 4
-
£2,563 GBP
$3,439 USD
View
Final sale: no returns
A
Retailer 5
-
£2,616 GBP
View
A
Retailer 6
-
£2,634 GBP
A$5,438 AUD
View
A
Retailer 7
-
£2,659 GBP
$3,569 USD
View
A
Retailer 8
-
£2,777 GBP
$3,726 USD
View
A
Retailer 9
-
£2,777 GBP
$3,726 USD
View
A
Retailer 10
-
£2,883 GBP
$3,869 USD
View
A
Retailer 11
-
£2,885 GBP
$3,872 USD
View
B+
Retailer 12
-
£3,204 GBP
$4,299 USD
View
A
Retailer 13
-
£3,250 GBP
€4,153 EUR
View
B+
Retailer 14
-
£4,643 GBP
View
B
Retailer 15
-
£4,837 GBP
$6,491 USD
View
Most Expensive
B
NZ Jewellers
45b6d29d-345c-4168-8007-3da956c8fba1 · Oct 27
£4,837 GBP
$6,491 USD
View
15 more retailers have this diamond
Prices start from £2,464 GBPSave up to £2,373 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
1.51ct Princess
£2,464 GBP