CaratHunter
Plans
Cushion|Natural|GIA

1.30ct J IF Cushion Natural Diamond

EX • J/IF • GIA 6237859412

Certificate GIA 6237859412

Diamond specifications and retailer prices

From £2,912 GBP
As of November 6, 2026
Save £3,184 GBP (52%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £6,096 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural cushion diamond

This 1.3ct natural cushion sits in the one-and-a-quarter to one-and-a-half 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 6237859412. Listed at 20 retailers as of November 4, 2026, with prices from £2,912 to £6,096, a £3,184 spread on the same certified stone. MOH London lists it at £6,096. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
J
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle35.82°
OriginNatural
Grading LabGIA
CertificateGIA 6237859412
Dimensions7.41 × 5.64 × 3.90 mm
L/W Ratio1.31
Top View
7.41 mm5.64 mm1.30 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6237859412
Side View
Table 60.0%CrownGirdle: MED-VTKPavilion 35.82°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £6,096 GBP|Low: £2,912 GBP|High: £6,186 GBP|Avg: £3,902 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 11£2,912 GBP
Retailer 8£3,209 GBP
Retailer 3£3,283 GBP
Retailer 12£3,284 GBP
Retailer 10£3,671 GBP
Retailer 4£3,788 GBP
Retailer 6£3,793 GBP
Retailer 9£3,869 GBP
Retailer 2£4,040 GBP
Retailer 5£4,084 GBP
Retailer 7£4,682 GBP
MOH London£6,096 GBP

44 data points across 12 retailers

20 retailers£2,912 GBP to £6,096 GBP

A
Cheapest Retailer
-
£2,912 GBP
A
Retailer 2
-
£2,998 GBP
View
A
Retailer 3
-
£3,033 GBP
View
B+
Retailer 4
-
£3,068 GBP
View
B+
Retailer 5
-
£3,209 GBP
View
Final sale: no returns
B+
Retailer 6
-
£3,283 GBP
View
B+
Retailer 7
-
£3,284 GBP
View
B+
Retailer 8
-
£3,656 GBP
View
B+
Retailer 9
-
£3,671 GBP
View
B
Retailer 10
-
£3,788 GBP
View
B+
Retailer 11
-
£3,793 GBP
View
Retailer 12
-
£3,869 GBP
View
Price last confirmed 29 days ago
B+
Retailer 13
-
£3,900 GBP
View
B+
Retailer 14
-
£3,900 GBP
View
B+
Retailer 15
-
£4,034 GBP
View
B+
Retailer 16
-
£4,040 GBP
View
B+
Retailer 17
-
£4,084 GBP
View
Retailer 18
-
£4,236 GBP
View
Price last confirmed 15 days ago
B
Retailer 19
-
£4,682 GBP
View
Most Expensive
B
MOH London
D5B87F691 · Nov 4
£6,096 GBP
View
19 more retailers have this diamond
Prices start from £2,912 GBPSave up to £3,184 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.

A
1.30ct Cushion
£2,912 GBP