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Cushion|Natural|GIA

1.21ct G VS1 Cushion Natural Diamond

EX • G/VS1 • GIA 6435302034

Certificate GIA 6435302034

Diamond specifications and retailer prices

From £3,464 GBP
As of November 6, 2026
Save £1,395 GBP (29%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £4,859 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-carat band, graded G 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 6435302034. Listed at 4 retailers as of November 6, 2026, with prices from £3,464 to £4,859, a £1,395 spread on the same certified stone. 77 Diamonds lists it at £4,859. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6435302034
Dimensions6.01 × 5.83 × 4.12 mm
L/W Ratio1.03
Top View
6.01 mm5.83 mm1.21 ctG / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6435302034
Side View
Table 62.0%CrownGirdle: VTK-XTKPavilionCuletDepth 70.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £4,859 GBP|Low: £3,464 GBP|High: £4,939 GBP|Avg: £4,066 GBP|+0.8%
77 Diamonds
Retailer 2
Retailer 3
November 6, 2026
Retailer 3£3,464 GBP
Retailer 2£3,844 GBP
77 Diamonds£4,859 GBP

36 data points across 3 retailers

4 retailers£3,464 GBP to £4,859 GBP

B+
Cheapest Retailer
-
£3,464 GBP
B+
Retailer 2
-
£3,767 GBP
View
B
Retailer 3
-
£3,844 GBP
View
Most Expensive
B
77 Diamonds
CUSMBMNVQVSCR · Nov 6
£4,859 GBP
View
3 more retailers have this diamond
Prices start from £3,464 GBPSave up to £1,395 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.

B+
1.21ct Cushion
£3,464 GBP