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Cushion|Natural|GIA

1.53ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 2557260367

Certificate GIA 2557260367

Diamond specifications and retailer prices

From £1,272 GBP
As of November 6, 2026
Save £1,757 GBP (58%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,029 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.53ct natural cushion diamond

This 1.53ct 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 2557260367. Listed at 8 retailers as of November 4, 2026, with prices from £1,272 to £3,029, a £1,757 spread on the same certified stone. MOH London lists it at £3,029. 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

1.53
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Pavilion angle35.12°
OriginNatural
Grading LabGIA
CertificateGIA 2557260367
Dimensions7.49 × 5.91 × 4.13 mm
L/W Ratio1.27
Key to symbols
Feather, Twinning Wisp, Cloud
Top View
7.49 mm5.91 mm1.53 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557260367
Side View
Table 61.0%CrownGirdle: STK-ETKPavilion 35.12°Culet: NoneDepth 69.9%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £3,029 GBP|Low: £1,262 GBP|High: £3,073 GBP|Avg: £2,008 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4£1,272 GBP
Retailer 8£1,603 GBP
Retailer 6£1,757 GBP
Retailer 3£1,772 GBP
Retailer 9£1,815 GBP
Retailer 5£1,901 GBP
Retailer 2£2,226 GBP
Retailer 7£2,643 GBP
MOH London£3,029 GBP

26 data points across 9 retailers

8 retailers£1,272 GBP to £3,029 GBP

A
Cheapest Retailer
-
£1,272 GBP
B+
Retailer 2
-
£1,603 GBP
View
B+
Retailer 3
-
£1,772 GBP
View
B+
Retailer 4
-
£1,815 GBP
View
B+
Retailer 5
-
£1,901 GBP
View
B+
Retailer 6
-
£2,226 GBP
View
B+
Retailer 7
-
£2,643 GBP
View
Most Expensive
B+
MOH London
4DA2C7351 · Nov 4
£3,029 GBP
View
7 more retailers have this diamond
Prices start from £1,272 GBPSave up to £1,757 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
1.53ct Cushion
£1,272 GBP