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Round|Natural|IGI

1.56ct I IF Round Natural Diamond

EX • I/IF • IGI 754538784

Shape and cutting style on the report: Round brilliant

Certificate IGI 754538784

Diamond specifications and retailer prices

From £3,654 GBP
₹466,260 INR
As of November 1, 2026
Save £4,776 GBP (57%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £8,430 GBP at Aurelinne · As of October 31, 2026
View at Aurelinne

About this 1.56ct natural round diamond

This 1.56ct natural round 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 754538784. Listed at 8 retailers as of October 31, 2026, with prices from £3,654 to £8,430, a £4,776 spread on the same certified stone. Aurelinne lists it at £8,430. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 754538784
Dimensions7.33 × 7.38 × 4.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.33 mm7.38 mm1.56 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 754538784
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.3%

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 1
Current: £8,430 GBP|Low: £3,645 GBP|High: £12,219 GBP|Avg: £5,822 GBP
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4£3,654 GBP
Retailer 2£4,561 GBP
Retailer 3£5,147 GBP
Retailer 6£6,071 GBP
Retailer 5£6,970 GBP
Retailer 7£7,419 GBP
Aurelinne£8,430 GBP
Retailer 8£12,219 GBP

39 data points across 8 retailers

8 retailers£3,654 GBP to £8,430 GBP

A
Cheapest Retailer
-
£3,654 GBP
₹466,260 INR
A
Retailer 2
-
£4,173 GBP
$5,592 USD
View
A
Retailer 3
-
£4,561 GBP
View
A
Retailer 4
-
£5,147 GBP
€6,568 EUR
View
A
Retailer 5
-
£6,071 GBP
$8,135 USD
View
B+
Retailer 6
-
£6,970 GBP
View
B+
Retailer 7
-
£7,419 GBP
$9,940 USD
View
Most Expensive
B
Aurelinne
ee40e7b0-1e56-4b0f-8937-001cd708277c · Oct 31
£8,430 GBP
$11,295 USD
View
7 more retailers have this diamond
Prices start from £3,654 GBPSave up to £4,776 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
1.56ct Round
£3,654 GBP