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Cushion|Natural|GIA

1.02ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 2131136733

Certificate GIA 2131136733

Diamond specifications and retailer prices

From £2,962 GBP
As of November 4, 2026
Save £2,867 GBP (49%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £5,830 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.02ct natural cushion diamond

This 1.02ct 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 2131136733. Listed at 5 retailers as of November 4, 2026, with prices from £2,962 to £5,830, a £2,867 spread on the same certified stone. MOH London lists it at £5,830. 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

1.02
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2131136733
Dimensions5.91 × 5.37 × 3.73 mm
L/W Ratio1.10
Top View
5.91 mm5.37 mm1.02 ctD / SI2
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceFaint
CertificateGIA 2131136733
Side View
Table 62.0%CrownGirdle: VTN-EXTPavilionCulet: NoneDepth 69.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 4
Current: £5,830 GBP|Low: £2,959 GBP|High: £5,908 GBP|Avg: £4,157 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4£2,962 GBP
Retailer 3£3,616 GBP
Retailer 5£4,052 GBP
Retailer 2£4,130 GBP
MOH London£5,830 GBP

35 data points across 5 retailers

5 retailers£2,962 GBP to £5,830 GBP

B
Cheapest Retailer
-
£2,962 GBP
B
Retailer 2
-
£3,616 GBP
View
Retailer 3
-
£4,052 GBP
View
Price last confirmed 25 days ago
B
Retailer 4
-
£4,130 GBP
View
Most Expensive
B
MOH London
A0824ADC1 · Nov 4
£5,830 GBP
View
4 more retailers have this diamond
Prices start from £2,962 GBPSave up to £2,867 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
1.02ct Cushion
£2,962 GBP