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Round|Natural|IGI

1.53ct H IF Round Natural Diamond

EX • H/IF • IGI 842636450

Shape and cutting style on the report: Round brilliant

Certificate IGI 842636450

Diamond specifications and retailer prices

From £4,803 GBP
$6,435 USD
As of November 1, 2026
Save £3,006 GBP (38%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £7,808 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 842636450. Listed at 5 retailers as of November 1, 2026, with prices from £4,803 to £7,808, a £3,006 spread on the same certified stone. MOH London lists it at £7,808. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.9°
OriginNatural
Grading LabIGI
CertificateIGI 842636450
Dimensions7.44 × 7.50 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.44 mm7.50 mm1.53 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 842636450
Side View
Table 59.0%Crown 33.1°Girdle: MediumPavilion 41.9°Culet: NoneDepth 61.1%

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: £7,808 GBP|Low: £4,597 GBP|High: £7,808 GBP|Avg: £5,606 GBP|+4.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 5£4,803 GBP
Retailer 4£4,918 GBP
Retailer 2£5,318 GBP
Retailer 3£6,095 GBP
MOH London£7,808 GBP

16 data points across 5 retailers

5 retailers£4,803 GBP to £7,808 GBP

A
Cheapest Retailer
-
£4,803 GBP
$6,435 USD
A
Retailer 2
-
£4,918 GBP
$6,590 USD
View
A
Retailer 3
-
£5,318 GBP
View
A
Retailer 4
-
£6,095 GBP
€7,778 EUR
View
Most Expensive
B+
MOH London
05880988C · Nov 1
£7,808 GBP
View
4 more retailers have this diamond
Prices start from £4,803 GBPSave up to £3,006 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
1.53ct Round
£4,803 GBP