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Cushion|Natural|GIA

1.22ct G SI2 Cushion Natural Diamond

EX • G/SI2 • GIA 6555665598

Certificate GIA 6555665598

Diamond specifications and retailer prices

From £2,465 GBP
As of November 6, 2026
Save £1,074 GBP (30%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £3,540 GBP at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 1.22ct natural cushion diamond

This 1.22ct natural cushion sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555665598. Listed at 2 retailers as of November 5, 2026, with prices from £2,465 to £3,540, a £1,074 spread on the same certified stone. 77 Diamonds lists it at £3,540. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.22
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555665598
Dimensions7.88 × 5.24 × 3.54 mm
L/W Ratio1.50
Top View
7.88 mm5.24 mm1.22 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555665598
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: £3,540 GBP|Low: £1,920 GBP|High: £3,573 GBP|Avg: £2,470 GBP|-0.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3£1,920 GBP
Retailer 5£1,951 GBP
Retailer 4£2,307 GBP
Retailer 2£2,465 GBP
Retailer 6£2,622 GBP
77 Diamonds£3,540 GBP

17 data points across 6 retailers

2 retailers£2,465 GBP to £3,540 GBP

B+
Cheapest Retailer
-
£2,465 GBP
Most Expensive
B
77 Diamonds
CUSMBBCV6XYNK · Nov 5
£3,540 GBP
View
1 more retailer has this diamond
Prices start from £2,465 GBPSave up to £1,074 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+
1.22ct Cushion
£2,465 GBP