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Cushion|Natural|GIA

1.55ct J IF Cushion Natural Diamond

EX • J/IF • GIA 6535370002

Certificate GIA 6535370002

Diamond specifications and retailer prices

From £3,464 GBP
As of November 6, 2026
Save £3,334 GBP (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £6,797 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.55ct natural cushion diamond

This 1.55ct 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 6535370002. Listed at 11 retailers as of November 2, 2026, with prices from £3,464 to £6,797, a £3,334 spread on the same certified stone. MOH London lists it at £6,797. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
J
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6535370002
Dimensions7.73 × 5.73 × 3.99 mm
L/W Ratio1.35
Top View
7.73 mm5.73 mm1.55 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6535370002
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.7%

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: £6,797 GBP|Low: £3,408 GBP|High: £6,833 GBP|Avg: £4,630 GBP|+1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2£3,464 GBP
Retailer 8£3,940 GBP
Retailer 9£4,024 GBP
Retailer 10£4,259 GBP
Retailer 6£4,296 GBP
Retailer 5£4,383 GBP
Retailer 3£4,450 GBP
Retailer 11£4,613 GBP
Retailer 4£5,012 GBP
Retailer 7£5,629 GBP
MOH London£6,797 GBP

32 data points across 11 retailers

11 retailers£3,464 GBP to £6,797 GBP

B+
Cheapest Retailer
-
£3,464 GBP
B+
Retailer 2
-
£3,940 GBP
View
B+
Retailer 3
-
£4,024 GBP
View
B
Retailer 4
-
£4,259 GBP
View
Final sale: no returns
B+
Retailer 5
-
£4,296 GBP
View
B+
Retailer 6
-
£4,383 GBP
View
Retailer 7
-
£4,450 GBP
View
Price last confirmed 29 days ago
Retailer 8
-
£4,613 GBP
View
Price last confirmed 13 days ago
B
Retailer 9
-
£5,012 GBP
View
B
Retailer 10
-
£5,629 GBP
View
Most Expensive
B
MOH London
16AB40D09 · Nov 2
£6,797 GBP
View
10 more retailers have this diamond
Prices start from £3,464 GBPSave up to £3,334 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+
1.55ct Cushion
£3,464 GBP