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Cushion|Natural|GIA

1.22ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 6542853417

Certificate GIA 6542853417

Diamond specifications and retailer prices

From £1,624 GBP
HK$17,000 HKD
As of November 1, 2026
Save £1,964 GBP (55%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,588 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.22ct natural cushion diamond

This 1.22ct natural cushion sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542853417. Listed at 12 retailers as of October 29, 2026, with prices from £1,624 to £3,588, a £1,964 spread on the same certified stone. MOH London lists it at £3,588. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6542853417
Dimensions8.37 × 5.29 × 3.39 mm
L/W Ratio1.58
Top View
8.37 mm5.29 mm1.22 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6542853417
Side View
Table 66.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 64.1%

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: Nov 1
Current: £3,588 GBP|Low: £1,605 GBP|High: £3,776 GBP|Avg: £2,314 GBP|-5.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 5£1,624 GBP
Retailer 2£1,711 GBP
Retailer 8£1,970 GBP
Retailer 3£2,110 GBP
Retailer 7£2,134 GBP
Retailer 10£2,257 GBP
Retailer 4£2,262 GBP
Retailer 9£2,310 GBP
Retailer 6£2,498 GBP
MOH London£3,588 GBP

27 data points across 10 retailers

12 retailers£1,624 GBP to £3,588 GBP

A
Cheapest Retailer
-
£1,624 GBP
HK$17,000 HKD
A
Retailer 2
-
£1,711 GBP
₹218,317 INR
View
A
Retailer 3
-
£1,970 GBP
$2,639 USD
View
Final sale: no returns
B+
Retailer 4
-
£2,107 GBP
$2,823 USD
View
A
Retailer 5
-
£2,110 GBP
View
B+
Retailer 6
-
£2,134 GBP
$2,859 USD
View
B+
Retailer 7
-
£2,235 GBP
A$4,608 AUD
View
B+
Retailer 8
-
£2,257 GBP
SGD 4,087 SGD
View
B+
Retailer 9
-
£2,262 GBP
View
B+
Retailer 10
-
£2,310 GBP
$3,095 USD
View
B+
Retailer 11
-
£2,498 GBP
€3,188 EUR
View
Most Expensive
B
MOH London
1C1199FA0 · Oct 29
£3,588 GBP
View
11 more retailers have this diamond
Prices start from £1,624 GBPSave up to £1,964 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
1.22ct Cushion
£1,624 GBP