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Cushion|Natural|GIA

1.02ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 2245054677

Certificate GIA 2245054677

Diamond specifications and retailer prices

From £999 GBP
SGD 1,812 SGD
As of October 31, 2026
Save £805 GBP (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,804 GBP at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.02ct natural cushion diamond

This 1.02ct natural cushion sits in the classic one-carat band, graded H 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 2245054677. Listed at 14 retailers as of October 31, 2026, with prices from £999 to £1,804, a £805 spread on the same certified stone. Helzberg Diamonds lists it at £1,804. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2245054677
Dimensions6.57 × 5.14 × 3.58 mm
L/W Ratio1.28
Culet sizeNone
Top View
6.57 mm5.14 mm1.02 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245054677
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 69.8%

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 31
Current: £1,804 GBP|Low: £984 GBP|High: £1,957 GBP|Avg: £1,260 GBP|-7.8%
Helzberg Diamonds
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
November 1, 2026
Retailer 13£999 GBP
Retailer 9£1,007 GBP
Retailer 10£1,024 GBP
Retailer 6£1,054 GBP
Retailer 11£1,060 GBP
Retailer 8£1,089 GBP
Retailer 4£1,097 GBP
Retailer 7£1,125 GBP
Retailer 12£1,140 GBP
Retailer 14£1,223 GBP
Retailer 3£1,385 GBP
Retailer 2£1,421 GBP
Retailer 5£1,683 GBP
Helzberg Diamonds£1,804 GBP

22 data points across 14 retailers

14 retailers£999 GBP to £1,804 GBP

A
Cheapest Retailer
-
£999 GBP
SGD 1,812 SGD
A
Retailer 2
-
£1,007 GBP
$1,351 USD
View
A
Retailer 3
-
£1,024 GBP
$1,374 USD
View
Retailer 4
-
£1,054 GBP
$1,415 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£1,060 GBP
$1,423 USD
View
A
Retailer 6
-
£1,089 GBP
$1,462 USD
View
A
Retailer 7
-
£1,097 GBP
SGD 1,989 SGD
View
A
Retailer 8
-
£1,125 GBP
View
A
Retailer 9
-
£1,140 GBP
$1,530 USD
View
A
Retailer 10
-
£1,223 GBP
$1,641 USD
View
A
Retailer 11
-
£1,385 GBP
$1,859 USD
View
A
Retailer 12
-
£1,421 GBP
$1,907 USD
View
B+
Retailer 13
-
£1,683 GBP
$2,258 USD
View
Most Expensive
B+
Helzberg Diamonds
XZRIIKLGLKMNN · Nov 1
£1,804 GBP
$2,421 USD
View
13 more retailers have this diamond
Prices start from £999 GBPSave up to £805 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
£999 GBP