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Cushion|Natural|GIA

1.23ct H IF Cushion Natural Diamond

ID • H/IF • GIA 5241020175

Certificate GIA 5241020175

Diamond specifications and retailer prices

From £2,739 GBP
As of November 4, 2026
Save £3,193 GBP (54%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £5,931 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.23ct natural cushion diamond

This 1.23ct natural cushion sits in the classic one-carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5241020175. Listed at 9 retailers as of November 4, 2026, with prices from £2,739 to £5,931, a £3,193 spread on the same certified stone. MOH London lists it at £5,931. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
H
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle36.13°
OriginNatural
Grading LabGIA
CertificateGIA 5241020175
Dimensions7.72 × 5.54 × 3.76 mm
L/W Ratio1.39
Top View
7.72 mm5.54 mm1.23 ctH / IF
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5241020175
Side View
Table 64.0%CrownGirdle: THN-THKPavilion 36.13°Culet: NoneDepth 67.9%

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 4
Current: £5,931 GBP|Low: £2,739 GBP|High: £6,333 GBP|Avg: £3,876 GBP|-6.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 4£2,739 GBP
Retailer 7£3,323 GBP
Retailer 2£3,324 GBP
Retailer 8£3,521 GBP
Retailer 3£3,755 GBP
Retailer 6£3,958 GBP
Retailer 5£4,184 GBP
MOH London£5,931 GBP

35 data points across 8 retailers

9 retailers£2,739 GBP to £5,931 GBP

B+
Cheapest Retailer
-
£2,739 GBP
B+
Retailer 2
-
£3,323 GBP
View
B+
Retailer 3
-
£3,324 GBP
View
Retailer 4
-
£3,521 GBP
View
Price last confirmed 10 days ago
B
Retailer 5
-
£3,755 GBP
View
B+
Retailer 6
-
£3,958 GBP
View
B
Retailer 7
-
£3,964 GBP
View
B+
Retailer 8
-
£4,184 GBP
View
Most Expensive
B
MOH London
D04C8CBBA · Nov 4
£5,931 GBP
View
8 more retailers have this diamond
Prices start from £2,739 GBPSave up to £3,193 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+
1.23ct Cushion
£2,739 GBP