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Cushion|Natural|GIA

1.21ct J VS1 Cushion Natural Diamond

EX • J/VS1 • GIA 6175387753

Certificate GIA 6175387753

Diamond specifications and retailer prices

From £3,089 GBP
As of November 6, 2026
Save £1,318 GBP (30%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,407 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 J 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 6175387753. Listed at 3 retailers as of November 6, 2026, with prices from £3,089 to £4,407, a £1,318 spread on the same certified stone. 77 Diamonds lists it at £4,407. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6175387753
Dimensions6.47 × 5.60 × 3.78 mm
L/W Ratio1.16
Top View
6.47 mm5.60 mm1.21 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6175387753
Side View
Table 58.0%CrownGirdlePavilionCuletDepth 67.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: £4,407 GBP|Low: £3,089 GBP|High: £4,464 GBP|Avg: £3,763 GBP|+1.1%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2£3,089 GBP
77 Diamonds£4,407 GBP

36 data points across 2 retailers

3 retailers£3,089 GBP to £4,407 GBP

B
Cheapest Retailer
-
£3,089 GBP
B
Retailer 2
-
£3,312 GBP
View
Most Expensive
B
77 Diamonds
CUSZYSXBCVMX · Nov 6
£4,407 GBP
View
2 more retailers have this diamond
Prices start from £3,089 GBPSave up to £1,318 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
£3,089 GBP