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Cushion|Natural|GIA

1.51ct H VS1 Cushion Natural Diamond

EX • H/VS1 • GIA 6545082547

Certificate GIA 6545082547

Diamond specifications and retailer prices

From £3,174 GBP
As of November 5, 2026
Save £3,279 GBP (51%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: £6,453 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545082547. Listed at 29 retailers as of November 4, 2026, with prices from £3,174 to £6,453, a £3,279 spread on the same certified stone. MOH London lists it at £6,453. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545082547
Dimensions6.83 × 6.09 × 4.24 mm
L/W Ratio1.12
Top View
6.83 mm6.09 mm1.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545082547
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.5%

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 5
Current: £6,453 GBP|Low: £3,208 GBP|High: £6,504 GBP|Avg: £4,212 GBP|-0.8%
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
November 7, 2026
Retailer 11£3,208 GBP
Retailer 12£3,467 GBP
Retailer 13£3,678 GBP
Retailer 8£3,727 GBP
Retailer 4£3,743 GBP
Retailer 2£3,934 GBP
Retailer 7£4,120 GBP
Retailer 3£4,124 GBP
Retailer 5£4,266 GBP
Retailer 6£4,276 GBP
Retailer 9£4,571 GBP
Retailer 10£4,956 GBP
MOH London£6,453 GBP

27 data points across 13 retailers

29 retailers£3,174 GBP to £6,453 GBP

A
Cheapest Retailer
-
£3,174 GBP
A
Retailer 2
-
£3,208 GBP
View
A
Retailer 3
-
£3,210 GBP
View
A
Retailer 4
-
£3,248 GBP
View
A
Retailer 5
-
£3,324 GBP
View
A
Retailer 6
-
£3,397 GBP
View
Final sale: no returns
A
Retailer 7
-
£3,467 GBP
View
Retailer 8
-
£3,579 GBP
View
Price last confirmed 15 days ago
A
Retailer 9
-
£3,647 GBP
View
A
Retailer 10
-
£3,678 GBP
View
A
Retailer 11
-
£3,706 GBP
View
A
Retailer 12
-
£3,727 GBP
View
A
Retailer 13
-
£3,743 GBP
View
A
Retailer 14
-
£3,893 GBP
View
A
Retailer 15
-
£3,934 GBP
View
A
Retailer 16
-
£3,978 GBP
View
A
Retailer 17
-
£4,120 GBP
View
A
Retailer 18
-
£4,124 GBP
View
A
Retailer 19
-
£4,124 GBP
View
A
Retailer 20
-
£4,134 GBP
View
Retailer 21
-
£4,203 GBP
View
Price last confirmed 29 days ago
A
Retailer 22
-
£4,229 GBP
View
A
Retailer 23
-
£4,266 GBP
View
A
Retailer 24
-
£4,276 GBP
View
A
Retailer 25
-
£4,571 GBP
View
B+
Retailer 26
-
£4,714 GBP
View
B+
Retailer 27
-
£4,956 GBP
View
B
Retailer 28
-
£5,882 GBP
View
Most Expensive
B+
MOH London
FA891CF5D · Nov 4
£6,453 GBP
View
28 more retailers have this diamond
Prices start from £3,174 GBPSave up to £3,279 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
1.51ct Cushion
£3,174 GBP