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Princess|Natural|IGI

0.51ct H IF Princess Natural Diamond

VG • H/IF • IGI 815625884

Shape and cutting style on the report: Princess cut

Certificate IGI 815625884

Diamond specifications and retailer prices

From £329 GBP
₹41,684 INR
As of October 29, 2026
Save £1,100 GBP (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,429 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.51ct natural princess diamond

This 0.51ct natural princess sits in the half to three-quarter carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI 815625884. Listed at 8 retailers as of October 27, 2026, with prices from £329 to £1,429, a £1,100 spread on the same certified stone. NZ Jewellers lists it at £1,429. 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

0.51
Carat
H
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.4°
Pavilion angle39.7°
OriginNatural
Grading LabIGI
CertificateIGI 815625884
Dimensions4.32 × 4.26 × 3.17 mm
L/W Ratio1.01
Top View
4.32 mm4.26 mm0.51 ctH / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815625884
Side View
Table 71.0%Crown 48.4°Girdle: ThickPavilion 39.7°Culet: NoneDepth 74.4%

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: Oct 29
Current: £1,429 GBP|Low: £329 GBP|High: £1,429 GBP|Avg: £638 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2£329 GBP
Retailer 8£439 GBP
Retailer 5£443 GBP
Retailer 4£477 GBP
Retailer 6£503 GBP
Retailer 7£538 GBP
Retailer 3£587 GBP
NZ Jewellers£1,429 GBP

3 data points across 8 retailers

8 retailers£329 GBP to £1,429 GBP

A
Cheapest Retailer
-
£329 GBP
₹41,684 INR
A
Retailer 2
-
£439 GBP
€555 EUR
View
Retailer 3
-
£443 GBP
$589 USD
View
Retailer 4
-
£477 GBP
$634 USD
View
A
Retailer 5
-
£503 GBP
View
Retailer 6
-
£538 GBP
$715 USD
View
Retailer 7
-
£587 GBP
$780 USD
View
Most Expensive
C
NZ Jewellers
f1b8a4fc-e507-4b0a-942b-69f207aa5666 · Oct 27
£1,429 GBP
$1,899 USD
View
7 more retailers have this diamond
Prices start from £329 GBPSave up to £1,100 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
0.51ct Princess
£329 GBP