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1.24ct H SI2 Round Natural Diamond

EX • H/SI2 • IGI 634413398

Shape and cutting style on the report: Round brilliant

Certificate IGI 634413398

Diamond specifications and retailer prices

From £2,305 GBP
As of November 5, 2026
1 retailer carries this diamond
Only listing: £2,305 GBP at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.24ct natural round diamond

This 1.24ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 634413398. Listed at a single retailer as of November 5, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.24
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 634413398
Dimensions6.80 × 6.86 × 4.25 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.80 mm6.86 mm1.24 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 634413398
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 40.8°CuletDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: £2,305 GBP|Low: £2,305 GBP|High: £2,305 GBP|Avg: £2,305 GBP
September 26, 2026
Diamond Quarter£2,305 GBP

1 data point across 1 retailer

1 retailer

B+
Diamond Quarter
1.24SI2H6398594BN · Nov 5
£2,305 GBP
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B+
1.24ct Round
£2,305 GBP