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Cushion|Natural|GIA

0.90ct I VS2 Cushion Natural Diamond

EX • I/VS2 • GIA 6545991145

Certificate GIA 6545991145

Diamond specifications and retailer prices

From £516 GBP
HK$5,400 HKD
As of October 30, 2026
Save £895 GBP (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,410 GBP at Flawless Fine Jewelry · As of October 29, 2026
View at Flawless Fine Jewelry

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545991145. Listed at 16 retailers as of October 29, 2026, with prices from £516 to £1,410, a £895 spread on the same certified stone. Flawless Fine Jewelry lists it at £1,410. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.90
Carat
I
Colour
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545991145
Dimensions5.39 × 5.38 × 3.58 mm
L/W Ratio1.00
Top View
5.39 mm5.38 mm0.90 ctI / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545991145
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.4%

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: Oct 30
Current: £1,410 GBP|Low: £516 GBP|High: £1,467 GBP|Avg: £891 GBP|-3.9%
Flawless Fine Jewelry
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
Retailer 15
Retailer 16
October 31, 2026
Retailer 14£516 GBP
Retailer 15£651 GBP
Retailer 2£702 GBP
Retailer 5£726 GBP
Retailer 10£727 GBP
Retailer 11£739 GBP
Retailer 7£752 GBP
Retailer 4£754 GBP
Retailer 6£852 GBP
Retailer 3£877 GBP
Retailer 12£991 GBP
Retailer 9£1,033 GBP
Retailer 8£1,106 GBP
Retailer 16£1,114 GBP
Retailer 13£1,299 GBP
Flawless Fine Jewelry£1,410 GBP

28 data points across 16 retailers

16 retailers£516 GBP to £1,410 GBP

A
Cheapest Retailer
-
£516 GBP
HK$5,400 HKD
A
Retailer 2
-
£651 GBP
$872 USD
View
Final sale: no returns
A
Retailer 3
-
£702 GBP
€896 EUR
View
Retailer 4
-
£726 GBP
SGD 1,314 SGD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£727 GBP
View
A
Retailer 6
-
£739 GBP
$990 USD
View
A
Retailer 7
-
£754 GBP
$1,010 USD
View
A
Retailer 8
-
£852 GBP
$1,142 USD
View
A
Retailer 9
-
£877 GBP
$1,175 USD
View
A
Retailer 10
-
£991 GBP
€1,265 EUR
View
B+
Retailer 11
-
£994 GBP
A$2,048 AUD
View
A
Retailer 12
-
£1,033 GBP
ZAR 22,370 ZAR
View
Retailer 13
-
£1,106 GBP
A$2,279 AUD
View
Price last confirmed 27 days ago
Retailer 14
-
£1,114 GBP
$1,493 USD
View
Price last confirmed 7 days ago
Retailer 15
-
£1,299 GBP
View
Price last confirmed 10 days ago
Most Expensive
B+
Flawless Fine Jewelry
53C08E390 · Oct 29
£1,410 GBP
View
15 more retailers have this diamond
Prices start from £516 GBPSave up to £895 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
£516 GBP