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1.24ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6562620463

Certificate GIA 6562620463

Diamond specifications and retailer prices

From £2,439 GBP
As of November 1, 2026
Save £2,752 GBP (53%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £5,190 GBP at MOH London · As of November 1, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562620463. Listed at 13 retailers as of November 1, 2026, with prices from £2,439 to £5,190, a £2,752 spread on the same certified stone. MOH London lists it at £5,190. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6562620463
Dimensions6.81 × 6.85 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.81 mm6.85 mm1.24 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562620463
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £5,190 GBP|Low: £2,381 GBP|High: £5,190 GBP|Avg: £3,169 GBP|+1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 11£2,439 GBP
Retailer 10£2,471 GBP
Retailer 6£2,553 GBP
Retailer 9£2,702 GBP
Retailer 14£2,779 GBP
Retailer 3£2,935 GBP
Retailer 8£2,967 GBP
Retailer 7£3,313 GBP
Retailer 13£3,434 GBP
Retailer 2£3,463 GBP
Retailer 4£3,493 GBP
Retailer 5£3,718 GBP
Retailer 12£3,873 GBP
MOH London£5,190 GBP

10 data points across 14 retailers

13 retailers£2,439 GBP to £5,190 GBP

B+
Cheapest Retailer
-
£2,439 GBP
B+
Retailer 2
-
£2,471 GBP
View
B+
Retailer 3
-
£2,702 GBP
View
B+
Retailer 4
-
£2,779 GBP
View
Retailer 5
-
£2,826 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£2,935 GBP
View
B+
Retailer 7
-
£2,967 GBP
View
B
Retailer 8
-
£3,313 GBP
View
B
Retailer 9
-
£3,434 GBP
View
B
Retailer 10
-
£3,463 GBP
View
B
Retailer 11
-
£3,493 GBP
View
B
Retailer 12
-
£3,873 GBP
View
Most Expensive
B
MOH London
E51953E83 · Nov 1
£5,190 GBP
View
12 more retailers have this diamond
Prices start from £2,439 GBPSave up to £2,752 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.

B+
1.24ct Round
£2,439 GBP