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Princess|Natural|IGI

1.50ct I IF Princess Natural Diamond

EX • I/IF • IGI 547271228

Shape and cutting style on the report: Princess cut

Certificate IGI 547271228

Diamond specifications and retailer prices

From £3,619 GBP
As of November 4, 2026
Save £2,610 GBP (42%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £6,647 GBP at NZ Jewellers · As of October 21, 2026
View at NZ Jewellers

About this 1.5ct natural princess diamond

This 1.5ct 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 547271228. Listed at 17 retailers as of November 4, 2026, with a 72% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 547271228
Dimensions6.29 × 6.22 × 4.53 mm
L/W Ratio1.01
Culet sizePointed
Top View
6.29 mm6.22 mm1.50 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 547271228
Side View
Table 72.0%Crown 39.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 72.8%

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 4
Current: £6,647 GBP|Low: £3,462 GBP|High: £6,647 GBP|Avg: £4,452 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
Retailer 17
November 5, 2026
Retailer 8£3,504 GBP
Retailer 7£3,619 GBP
Retailer 11£3,698 GBP
Retailer 14£3,762 GBP
Retailer 13£3,913 GBP
Retailer 10£3,963 GBP
Retailer 9£3,975 GBP
Retailer 5£4,107 GBP
Retailer 2£4,176 GBP
Retailer 6£4,221 GBP
Retailer 15£4,240 GBP
Retailer 3£4,647 GBP
Retailer 17£4,892 GBP
Retailer 16£4,922 GBP
Retailer 4£5,048 GBP
Retailer 12£6,229 GBP
NZ Jewellers£6,647 GBP

38 data points across 17 retailers

17 retailers£3,619 GBP to £6,229 GBP

Retailer 1
-
£3,504 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
£3,619 GBP
View
A
Retailer 3
-
£3,698 GBP
View
A
Retailer 4
-
£3,762 GBP
View
A
Retailer 5
-
£3,913 GBP
View
Final sale: no returns
A
Retailer 6
-
£3,963 GBP
View
Retailer 7
-
£3,975 GBP
View
Price last confirmed 16 days ago
Retailer 8
-
£4,107 GBP
View
Price last confirmed 11 days ago
A
Retailer 9
-
£4,176 GBP
View
A
Retailer 10
-
£4,221 GBP
View
A
Retailer 11
-
£4,240 GBP
View
B+
Retailer 12
-
£4,647 GBP
View
B+
Retailer 13
-
£4,892 GBP
View
B+
Retailer 14
-
£4,922 GBP
View
B+
Retailer 15
-
£5,048 GBP
View
B+
Retailer 16
-
£6,229 GBP
View
Most Expensive
NZ Jewellers
8b843711-1bc3-4be0-8bef-947e3f20d62a · Oct 21
£6,647 GBP
$8,974 USD
View
Price last confirmed 15 days ago
16 more retailers have this diamond
Prices start from £3,619 GBPSave up to £2,610 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
1.50ct Princess
£3,619 GBP