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Cushion|Natural|GIA

1.02ct D SI1 Cushion Natural Diamond

ID • D/SI1 • GIA 2546049986

Certificate GIA 2546049986

Diamond specifications and retailer prices

From £1,475 GBP
$1,976 USD
As of October 29, 2026
Save £1,453 GBP (50%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,928 GBP at MOH London · As of October 29, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546049986. Listed at 14 retailers as of October 29, 2026, with prices from £1,475 to £2,928, a £1,453 spread on the same certified stone. MOH London lists it at £2,928. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.27°
OriginNatural
Grading LabGIA
CertificateGIA 2546049986
Dimensions6.99 × 5.38 × 3.63 mm
L/W Ratio1.30
Cert comments
Additional clouds, pinpoints and surface graining are not shown.
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
6.99 mm5.38 mm1.02 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546049986
Side View
Table 62.0%Crown 34.27°Girdle: THN-THKPavilionCulet: NoneDepth 67.5%

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: Oct 29
Current: £2,928 GBP|Low: £1,340 GBP|High: £2,943 GBP|Avg: £1,890 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 15£1,475 GBP
Retailer 6£1,493 GBP
Retailer 3£1,501 GBP
Retailer 16£1,534 GBP
Retailer 17£1,623 GBP
Retailer 12£1,626 GBP
Retailer 5£1,662 GBP
Retailer 4£1,672 GBP
Retailer 18£1,766 GBP
Retailer 14£1,810 GBP
Retailer 13£1,824 GBP
Retailer 2£2,043 GBP
Retailer 11£2,076 GBP
Retailer 8£2,117 GBP
Retailer 7£2,245 GBP
Retailer 9£2,254 GBP
Retailer 10£2,529 GBP
MOH London£2,928 GBP

19 data points across 18 retailers

14 retailers£1,475 GBP to £2,928 GBP

A
Cheapest Retailer
-
£1,475 GBP
$1,976 USD
Retailer 2
-
£1,493 GBP
$2,000 USD
View
Price last confirmed 10 days ago
A
Retailer 3
-
£1,501 GBP
$2,011 USD
View
A
Retailer 4
-
£1,534 GBP
$2,056 USD
View
Final sale: no returns
A
Retailer 5
-
£1,623 GBP
$2,174 USD
View
A
Retailer 6
-
£1,626 GBP
View
A
Retailer 7
-
£1,662 GBP
$2,227 USD
View
A
Retailer 8
-
£1,672 GBP
$2,240 USD
View
A
Retailer 9
-
£1,766 GBP
$2,366 USD
View
A
Retailer 10
-
£1,810 GBP
$2,425 USD
View
B+
Retailer 11
-
£1,824 GBP
View
B+
Retailer 12
-
£2,043 GBP
ZAR 44,227 ZAR
View
B+
Retailer 13
-
£2,076 GBP
€2,649 EUR
View
Most Expensive
B
MOH London
073186734 · Oct 29
£2,928 GBP
View
13 more retailers have this diamond
Prices start from £1,475 GBPSave up to £1,453 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
1.02ct Cushion
£1,475 GBP