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Cushion|Natural|GIA

1.50ct J SI2 Cushion Natural Diamond

ID • J/SI2 • GIA 2564191870

Certificate GIA 2564191870

Diamond specifications and retailer prices

From £1,632 GBP
As of November 6, 2026
Save £2,007 GBP (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,640 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2564191870. Listed at 15 retailers as of November 4, 2026, with prices from £1,632 to £3,640, a £2,007 spread on the same certified stone. MOH London lists it at £3,640. 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

1.50
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2564191870
Dimensions7.56 × 5.86 × 4.09 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Cloud, Indented Natural, Needle, Natural
Top View
7.56 mm5.86 mm1.50 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2564191870
Side View
Table 55.0%CrownGirdle: STK-XTKPavilionCulet: NoneDepth 69.8%

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: £3,640 GBP|Low: £1,632 GBP|High: £3,649 GBP|Avg: £2,139 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
Retailer 13
Retailer 14
November 6, 2026
Retailer 8£1,632 GBP
Retailer 13£1,785 GBP
Retailer 14£1,815 GBP
Retailer 4£1,881 GBP
Retailer 3£2,012 GBP
Retailer 2£2,014 GBP
Retailer 5£2,020 GBP
Retailer 9£2,146 GBP
Retailer 6£2,182 GBP
Retailer 7£2,211 GBP
Retailer 12£2,282 GBP
Retailer 11£2,296 GBP
Retailer 10£2,539 GBP
MOH London£3,640 GBP

16 data points across 14 retailers

15 retailers£1,632 GBP to £3,640 GBP

A
Cheapest Retailer
-
£1,632 GBP
A
Retailer 2
-
£1,785 GBP
View
A
Retailer 3
-
£1,815 GBP
View
A
Retailer 4
-
£1,881 GBP
View
A
Retailer 5
-
£2,012 GBP
View
A
Retailer 6
-
£2,014 GBP
View
Final sale: no returns
A
Retailer 7
-
£2,020 GBP
View
A
Retailer 8
-
£2,146 GBP
View
Retailer 9
-
£2,182 GBP
View
Price last confirmed 14 days ago
A
Retailer 10
-
£2,211 GBP
View
A
Retailer 11
-
£2,282 GBP
View
B+
Retailer 12
-
£2,288 GBP
View
A
Retailer 13
-
£2,296 GBP
View
B+
Retailer 14
-
£2,539 GBP
View
Most Expensive
B
MOH London
45E25AD33 · Nov 4
£3,640 GBP
View
14 more retailers have this diamond
Prices start from £1,632 GBPSave up to £2,007 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
1.50ct Cushion
£1,632 GBP