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Cushion|Natural|GIA

1.20ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 6552069532

Certificate GIA 6552069532

Diamond specifications and retailer prices

From £1,653 GBP
HK$17,300 HKD
As of November 1, 2026
Save £2,722 GBP (62%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £4,374 GBP at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.2ct natural cushion diamond

This 1.2ct 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 6552069532. Listed at 15 retailers as of October 28, 2026, with prices from £1,653 to £4,374, a £2,722 spread on the same certified stone. Queensmith lists it at £4,374. 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

1.20
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552069532
Dimensions7.06 × 5.42 × 3.75 mm
L/W Ratio1.30
Top View
7.06 mm5.42 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552069532
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.1%

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: £4,374 GBP|Low: £1,643 GBP|High: £4,479 GBP|Avg: £2,446 GBP|+0.4%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 9£1,653 GBP
Retailer 6£1,743 GBP
Retailer 12£2,008 GBP
Retailer 4£2,009 GBP
Retailer 7£2,151 GBP
Retailer 13£2,281 GBP
Retailer 5£2,288 GBP
Retailer 3£2,301 GBP
Retailer 2£2,326 GBP
Retailer 11£2,353 GBP
Retailer 10£2,547 GBP
Retailer 8£3,638 GBP
Queensmith£4,374 GBP

23 data points across 13 retailers

15 retailers£1,653 GBP to £4,374 GBP

A
Cheapest Retailer
-
£1,653 GBP
HK$17,300 HKD
A
Retailer 2
-
£1,743 GBP
₹222,400 INR
View
A
Retailer 3
-
£2,008 GBP
$2,690 USD
View
Final sale: no returns
A
Retailer 4
-
£2,009 GBP
SGD 3,638 SGD
View
B+
Retailer 5
-
£2,145 GBP
$2,874 USD
View
A
Retailer 6
-
£2,151 GBP
View
B+
Retailer 7
-
£2,281 GBP
$3,057 USD
View
Retailer 8
-
£2,288 GBP
$3,065 USD
View
Price last confirmed 17 days ago
B+
Retailer 9
-
£2,301 GBP
SGD 4,167 SGD
View
B+
Retailer 10
-
£2,318 GBP
A$4,778 AUD
View
B+
Retailer 11
-
£2,326 GBP
View
B+
Retailer 12
-
£2,353 GBP
$3,153 USD
View
B+
Retailer 13
-
£2,547 GBP
€3,250 EUR
View
B
Retailer 14
-
£3,638 GBP
View
Most Expensive
B
Queensmith
6552069532 · Oct 28
£4,374 GBP
View
14 more retailers have this diamond
Prices start from £1,653 GBPSave up to £2,722 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
1.20ct Cushion
£1,653 GBP