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Round|Natural|IGI

1.58ct M IF Round Natural Diamond

EX • M/IF • IGI 201634418

Shape and cutting style on the report: Round brilliant

Certificate IGI 201634418

Diamond specifications and retailer prices

From £2,181 GBP
As of November 1, 2026
Save £863 GBP (28%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,044 GBP at Yorxs · As of November 1, 2026
View at Yorxs

About this 1.58ct natural round diamond

This 1.58ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 201634418. Listed at 4 retailers as of November 1, 2026, with prices from £2,181 to £3,044, a £863 spread on the same certified stone. Yorxs lists it at £3,044. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
M
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.3°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 201634418
Dimensions7.63 × 7.58 × 4.58 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.63 mm7.58 mm1.58 ctM / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 201634418
Side View
Table 59.5%Crown 33.3°Girdle: MediumPavilion 41.3°Culet: NoneDepth 60.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £2,181 GBP|Low: £2,181 GBP|High: £3,065 GBP|Avg: £2,495 GBP|-0.3%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 4, 2026
Retailer 1£2,181 GBP
Retailer 2£2,351 GBP
Retailer 3£2,426 GBP
Yorxs£3,031 GBP

23 data points across 4 retailers

4 retailers£2,181 GBP to £3,044 GBP

A
Cheapest Retailer
-
£2,181 GBP
A
Retailer 2
-
£2,351 GBP
View
B+
Retailer 3
-
£3,031 GBP
View
Most Expensive
B+
Yorxs
11-31 · Nov 1
£3,044 GBP
€3,902 EUR
View
3 more retailers have this diamond
Prices start from £2,181 GBPSave up to £863 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
1.58ct Round
£2,181 GBP