Princess|Natural|IGI

1.50ct G I1 Princess Natural Diamond

VG • G/I1 • IGI 729536757

Shape and cutting style on the report: Princess cut

Certificate IGI 729536757

Diamond specifications and retailer prices

From £1,624 GBP
$2,176 USD
As of October 30, 2026
Save £2,135 GBP (57%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,759 GBP at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 729536757. Listed at 8 retailers as of October 30, 2026, with prices from £1,624 to £3,759, a £2,135 spread on the same certified stone. NZ Jewellers lists it at £3,759. 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

1.50
Carat
G
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle42.3°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 729536757
Dimensions6.39 × 6.18 × 4.57 mm
L/W Ratio1.03
Culet sizePointed
Top View
6.39 mm6.18 mm1.50 ctG / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 729536757
Side View
Table 73.0%Crown 42.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 73.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,759 GBP|Low: £1,161 GBP|High: £3,759 GBP|Avg: £2,024 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 10£1,161 GBP
Retailer 8£1,624 GBP
Retailer 6£1,798 GBP
Retailer 7£1,798 GBP
Retailer 3£1,881 GBP
Retailer 4£1,891 GBP
Retailer 5£2,075 GBP
Retailer 9£2,155 GBP
Retailer 2£2,246 GBP
NZ Jewellers£3,759 GBP

16 data points across 10 retailers

8 retailers£1,624 GBP to £3,759 GBP

B+
Cheapest Retailer
-
£1,624 GBP
$2,176 USD
B+
Retailer 2
-
£1,798 GBP
$2,409 USD
View
B+
Retailer 3
-
£1,798 GBP
$2,409 USD
View
B+
Retailer 4
-
£1,881 GBP
$2,521 USD
View
B+
Retailer 5
-
£1,891 GBP
$2,534 USD
View
B+
Retailer 6
-
£2,075 GBP
$2,780 USD
View
B+
Retailer 7
-
£2,246 GBP
€2,866 EUR
View
Most Expensive
B
NZ Jewellers
c37eb86e-3e55-4b60-b8c9-e7f6453b23ad · Oct 30
£3,759 GBP
$5,037 USD
View
7 more retailers have this diamond
Prices start from £1,624 GBPSave up to £2,135 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.

B+
1.50ct Princess
£1,624 GBP