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Cushion|Natural|GIA

0.90ct K VVS1 Cushion Natural Diamond

EX • K/VVS1 • GIA 6442620981

Certificate GIA 6442620981

Diamond specifications and retailer prices

From £538 GBP
As of November 6, 2026
Save £803 GBP (60%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,341 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded K colour (faint-tinted) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6442620981. Listed at 11 retailers as of November 4, 2026, with prices from £538 to £1,341, a £803 spread on the same certified stone. MOH London lists it at £1,341. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.90
Carat
K
Colour
VVS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6442620981
Dimensions5.20 × 5.12 × 3.80 mm
L/W Ratio1.02
Top View
5.20 mm5.12 mm0.90 ctK / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6442620981
Side View
Table 62.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 74.2%

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: £1,341 GBP|Low: £538 GBP|High: £1,359 GBP|Avg: £880 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2£538 GBP
Retailer 5£684 GBP
Retailer 8£717 GBP
Retailer 7£733 GBP
Retailer 4£850 GBP
Retailer 6£1,027 GBP
Retailer 3£1,074 GBP
MOH London£1,341 GBP

28 data points across 8 retailers

11 retailers£538 GBP to £1,341 GBP

A
Cheapest Retailer
-
£538 GBP
A
Retailer 2
-
£684 GBP
View
Retailer 3
-
£710 GBP
View
Price last confirmed 17 days ago
A
Retailer 4
-
£717 GBP
View
Retailer 5
-
£733 GBP
View
Price last confirmed 9 days ago
B+
Retailer 6
-
£844 GBP
View
B+
Retailer 7
-
£846 GBP
View
B+
Retailer 8
-
£850 GBP
View
B+
Retailer 9
-
£1,027 GBP
View
B+
Retailer 10
-
£1,074 GBP
View
Most Expensive
B
MOH London
C0BAF736C · Nov 4
£1,341 GBP
View
10 more retailers have this diamond
Prices start from £538 GBPSave up to £803 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
0.90ct Cushion
£538 GBP