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Cushion|Natural|GIA

1.00ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2547383008

Certificate GIA 2547383008

Diamond specifications and retailer prices

From £1,030 GBP
₹131,479 INR
As of November 2, 2026
Save £1,390 GBP (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,421 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547383008. Listed at 17 retailers as of November 1, 2026, with prices from £1,030 to £2,421, a £1,390 spread on the same certified stone. MOH London lists it at £2,421. 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

1.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2547383008
Dimensions7.22 × 5.17 × 3.35 mm
L/W Ratio1.40
Top View
7.22 mm5.17 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2547383008
Side View
Table 58.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 64.8%

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: Nov 2
Current: £2,421 GBP|Low: £1,030 GBP|High: £2,555 GBP|Avg: £1,524 GBP|-5.3%
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
November 2, 2026
Retailer 2£1,030 GBP
Retailer 10£1,081 GBP
Retailer 13£1,203 GBP
Retailer 6£1,216 GBP
Retailer 15£1,259 GBP
Retailer 9£1,338 GBP
Retailer 4£1,382 GBP
Retailer 3£1,395 GBP
Retailer 5£1,422 GBP
Retailer 14£1,474 GBP
Retailer 12£1,515 GBP
Retailer 7£1,516 GBP
Retailer 11£1,538 GBP
Retailer 8£1,695 GBP
Retailer 16£1,756 GBP
MOH London£2,421 GBP

20 data points across 16 retailers

17 retailers£1,030 GBP to £2,421 GBP

A
Cheapest Retailer
-
£1,030 GBP
₹131,479 INR
A
Retailer 2
-
£1,081 GBP
$1,449 USD
View
Final sale: no returns
A
Retailer 3
-
£1,203 GBP
$1,612 USD
View
A
Retailer 4
-
£1,216 GBP
$1,629 USD
View
A
Retailer 5
-
£1,259 GBP
$1,687 USD
View
A
Retailer 6
-
£1,338 GBP
View
B+
Retailer 7
-
£1,382 GBP
$1,852 USD
View
A
Retailer 8
-
£1,395 GBP
$1,869 USD
View
B+
Retailer 9
-
£1,422 GBP
$1,905 USD
View
B+
Retailer 10
-
£1,474 GBP
$1,975 USD
View
B+
Retailer 11
-
£1,515 GBP
$2,030 USD
View
B+
Retailer 12
-
£1,516 GBP
$2,031 USD
View
B+
Retailer 13
-
£1,538 GBP
View
B+
Retailer 14
-
£1,695 GBP
ZAR 36,693 ZAR
View
B+
Retailer 15
-
£1,756 GBP
€2,241 EUR
View
Retailer 16
-
£1,883 GBP
A$3,881 AUD
View
Price last confirmed 27 days ago
Most Expensive
B
MOH London
098039D2C · Nov 1
£2,421 GBP
View
16 more retailers have this diamond
Prices start from £1,030 GBPSave up to £1,390 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
1.00ct Cushion
£1,030 GBP