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Round|Natural|IGI

1.50ct F I1 Round Natural Diamond

VG • F/I1 • IGI 497177044

Shape and cutting style on the report: Round brilliant

Certificate IGI 497177044

Diamond specifications and retailer prices

From £1,769 GBP
₹226,057 INR
As of October 31, 2026
Save £2,551 GBP (59%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £4,320 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded F colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 497177044. Listed at 8 retailers as of October 31, 2026, with prices from £1,769 to £4,320, a £2,551 spread on the same certified stone. NZ Jewellers lists it at £4,320. 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
F
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.3°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 497177044
Dimensions7.09 × 7.20 × 4.63 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
7.09 mm7.20 mm1.50 ctF / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 497177044
Side View
Table 56.0%Crown 37.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.8%

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 31
Current: £4,320 GBP|Low: £1,764 GBP|High: £4,320 GBP|Avg: £2,717 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 3£1,769 GBP
Retailer 4£2,201 GBP
Retailer 6£2,480 GBP
Retailer 8£2,480 GBP
Retailer 5£2,575 GBP
Retailer 7£2,862 GBP
Retailer 2£2,890 GBP
NZ Jewellers£4,320 GBP

43 data points across 8 retailers

8 retailers£1,769 GBP to £4,320 GBP

A
Cheapest Retailer
-
£1,769 GBP
₹226,057 INR
B+
Retailer 2
-
£2,201 GBP
$2,954 USD
View
B+
Retailer 3
-
£2,480 GBP
$3,328 USD
View
B+
Retailer 4
-
£2,480 GBP
$3,328 USD
View
B+
Retailer 5
-
£2,575 GBP
$3,456 USD
View
B+
Retailer 6
-
£2,862 GBP
$3,840 USD
View
B+
Retailer 7
-
£2,890 GBP
€3,694 EUR
View
Most Expensive
B
NZ Jewellers
11a3f4b8-67b8-4cde-99a1-f0f9a21302d1 · Nov 2
£4,320 GBP
$5,797 USD
View
7 more retailers have this diamond
Prices start from £1,769 GBPSave up to £2,551 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 Round
£1,769 GBP