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Cushion|Natural|GIA

1.50ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 2235938471

Certificate GIA 2235938471

Diamond specifications and retailer prices

From £1,616 GBP
As of November 6, 2026
Save £1,969 GBP (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £3,585 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235938471. Listed at 13 retailers as of November 4, 2026, with prices from £1,616 to £3,585, a £1,969 spread on the same certified stone. MOH London lists it at £3,585. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2235938471
Dimensions7.61 × 5.85 × 4.03 mm
L/W Ratio1.30
Top View
7.61 mm5.85 mm1.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2235938471
Side View
Table 68.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.8%

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: £3,585 GBP|Low: £1,616 GBP|High: £3,833 GBP|Avg: £2,328 GBP|-6.5%
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 11£1,616 GBP
Retailer 2£1,721 GBP
Retailer 9£1,993 GBP
Retailer 7£1,994 GBP
Retailer 5£2,250 GBP
Retailer 8£2,255 GBP
Retailer 3£2,256 GBP
Retailer 6£2,262 GBP
Retailer 10£2,338 GBP
Retailer 4£2,501 GBP
MOH London£3,585 GBP

36 data points across 11 retailers

13 retailers£1,616 GBP to £3,585 GBP

A
Cheapest Retailer
-
£1,616 GBP
A
Retailer 2
-
£1,721 GBP
View
A
Retailer 3
-
£1,993 GBP
View
A
Retailer 4
-
£1,994 GBP
View
B+
Retailer 5
-
£2,117 GBP
View
A
Retailer 6
-
£2,250 GBP
View
A
Retailer 7
-
£2,255 GBP
View
Retailer 8
-
£2,256 GBP
View
Price last confirmed 25 days ago
A
Retailer 9
-
£2,262 GBP
View
B+
Retailer 10
-
£2,338 GBP
View
B+
Retailer 11
-
£2,368 GBP
View
B+
Retailer 12
-
£2,501 GBP
View
Most Expensive
B
MOH London
F2D2B85B9 · Nov 4
£3,585 GBP
View
12 more retailers have this diamond
Prices start from £1,616 GBPSave up to £1,969 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
£1,616 GBP