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Cushion|Natural|GIA

1.51ct J IF Cushion Natural Diamond

EX • J/IF • GIA 2554290741

Certificate GIA 2554290741

Diamond specifications and retailer prices

From £3,490 GBP
As of November 6, 2026
Save £3,345 GBP (49%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £6,835 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded J 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 2554290741. Listed at 17 retailers as of November 4, 2026, with prices from £3,490 to £6,835, a £3,345 spread on the same certified stone. MOH London lists it at £6,835. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554290741
Dimensions7.88 × 5.88 × 3.92 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizeNone
Top View
7.88 mm5.88 mm1.51 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554290741
Side View
Table 63.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 66.7%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £6,835 GBP|Low: £3,481 GBP|High: £6,929 GBP|Avg: £4,699 GBP|-1.4%
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 6, 2026
Retailer 14£3,490 GBP
Retailer 2£3,680 GBP
Retailer 6£4,002 GBP
Retailer 7£4,176 GBP
Retailer 4£4,294 GBP
Retailer 13£4,330 GBP
Retailer 9£4,419 GBP
Retailer 5£4,678 GBP
Retailer 12£4,767 GBP
Retailer 3£4,770 GBP
Retailer 11£4,864 GBP
Retailer 8£5,055 GBP
Retailer 10£5,677 GBP
MOH London£6,835 GBP

22 data points across 14 retailers

17 retailers£3,490 GBP to £6,835 GBP

B+
Cheapest Retailer
-
£3,490 GBP
B+
Retailer 2
-
£3,680 GBP
View
Retailer 3
-
£4,002 GBP
View
Price last confirmed 11 days ago
B+
Retailer 4
-
£4,176 GBP
View
B+
Retailer 5
-
£4,294 GBP
View
Final sale: no returns
B+
Retailer 6
-
£4,330 GBP
View
B
Retailer 7
-
£4,367 GBP
View
B+
Retailer 8
-
£4,419 GBP
View
Retailer 9
-
£4,678 GBP
View
Price last confirmed 9 days ago
Retailer 10
-
£4,729 GBP
View
Price last confirmed 29 days ago
B
Retailer 11
-
£4,767 GBP
View
B
Retailer 12
-
£4,770 GBP
View
B
Retailer 13
-
£4,796 GBP
View
B
Retailer 14
-
£4,864 GBP
View
B
Retailer 15
-
£5,055 GBP
View
B
Retailer 16
-
£5,677 GBP
View
Most Expensive
B
MOH London
9CA4BB160 · Nov 4
£6,835 GBP
View
16 more retailers have this diamond
Prices start from £3,490 GBPSave up to £3,345 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+
1.51ct Cushion
£3,490 GBP