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Princess|Natural|IGI

1.51ct I IF Princess Natural Diamond

EX • I/IF • IGI 662436279

Shape and cutting style on the report: Princess cut

Certificate IGI 662436279

Diamond specifications and retailer prices

From £4,445 GBP
As of November 2, 2026
Save £4,079 GBP (48%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £8,523 GBP at NZ Jewellers · As of November 2, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 662436279. Listed at 12 retailers as of November 2, 2026, with prices from £4,445 to £8,523, a £4,079 spread on the same certified stone. NZ Jewellers lists it at £8,523. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle40°
OriginNatural
Grading LabIGI
CertificateIGI 662436279
Dimensions6.36 × 6.25 × 4.54 mm
L/W Ratio1.02
Top View
6.36 mm6.25 mm1.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 662436279
Side View
Table 73.0%Crown 44.2°Girdle: MediumPavilion 40°CuletDepth 72.6%

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 2
Current: £8,523 GBP|Low: £4,445 GBP|High: £8,523 GBP|Avg: £5,334 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
November 3, 2026
Retailer 11£4,445 GBP
Retailer 12£4,530 GBP
Retailer 13£4,703 GBP
Retailer 4£4,704 GBP
Retailer 7£4,722 GBP
Retailer 8£4,985 GBP
Retailer 6£5,096 GBP
Retailer 9£5,174 GBP
Retailer 3£5,214 GBP
Retailer 5£5,509 GBP
Retailer 2£5,545 GBP
Retailer 10£5,880 GBP
NZ Jewellers£8,523 GBP

2 data points across 13 retailers

12 retailers£4,445 GBP to £8,523 GBP

A
Cheapest Retailer
-
£4,445 GBP
A
Retailer 2
-
£4,530 GBP
View
B+
Retailer 3
-
£4,703 GBP
View
Final sale: no returns
B+
Retailer 4
-
£4,722 GBP
View
B+
Retailer 5
-
£4,985 GBP
View
B+
Retailer 6
-
£5,096 GBP
View
B+
Retailer 7
-
£5,174 GBP
View
B+
Retailer 8
-
£5,214 GBP
View
B+
Retailer 9
-
£5,509 GBP
View
B+
Retailer 10
-
£5,545 GBP
View
B
Retailer 11
-
£5,880 GBP
View
Most Expensive
B
NZ Jewellers
9d8d8a5d-a2fe-432b-b0c6-97eb3603c028 · Nov 2
£8,523 GBP
$11,506 USD
View
11 more retailers have this diamond
Prices start from £4,445 GBPSave up to £4,079 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
£4,445 GBP