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Cushion|Natural|GIA

1.03ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2546917226

Certificate GIA 2546917226

Diamond specifications and retailer prices

From £1,184 GBP
$1,587 USD
As of October 26, 2026
Save £1,332 GBP (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,517 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded I 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 2546917226. Listed at 17 retailers as of October 26, 2026, with prices from £1,184 to £2,517, a £1,332 spread on the same certified stone. MOH London lists it at £2,517. 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

1.03
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546917226
Dimensions6.20 × 5.53 × 3.80 mm
L/W Ratio1.12
Top View
6.20 mm5.53 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546917226
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 68.8%

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 26
Current: £2,517 GBP|Low: £1,184 GBP|High: £2,543 GBP|Avg: £1,556 GBP|-0.9%
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
October 27, 2026
Retailer 8£1,184 GBP
Retailer 15£1,217 GBP
Retailer 4£1,254 GBP
Retailer 13£1,299 GBP
Retailer 7£1,312 GBP
Retailer 9£1,352 GBP
Retailer 12£1,401 GBP
Retailer 6£1,437 GBP
Retailer 5£1,523 GBP
Retailer 16£1,523 GBP
Retailer 2£1,564 GBP
Retailer 17£1,572 GBP
Retailer 3£1,575 GBP
Retailer 11£1,747 GBP
Retailer 14£1,872 GBP
Retailer 10£1,949 GBP
MOH London£2,517 GBP

33 data points across 17 retailers

17 retailers£1,184 GBP to £2,517 GBP

A
Cheapest Retailer
-
£1,184 GBP
$1,587 USD
Retailer 2
-
£1,217 GBP
$1,630 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
£1,254 GBP
$1,680 USD
View
Retailer 4
-
£1,299 GBP
$1,741 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£1,312 GBP
$1,758 USD
View
Retailer 6
-
£1,352 GBP
$1,812 USD
View
Price last confirmed 8 days ago
Retailer 7
-
£1,401 GBP
View
Price last confirmed 7 days ago
Retailer 8
-
£1,437 GBP
$1,925 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
£1,523 GBP
$2,040 USD
View
B+
Retailer 10
-
£1,523 GBP
$2,040 USD
View
B+
Retailer 11
-
£1,564 GBP
View
Retailer 12
-
£1,572 GBP
$2,106 USD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
£1,575 GBP
$2,110 USD
View
B+
Retailer 14
-
£1,747 GBP
ZAR 37,807 ZAR
View
Retailer 15
-
£1,872 GBP
A$3,858 AUD
View
Price last confirmed 27 days ago
B+
Retailer 16
-
£1,949 GBP
€2,487 EUR
View
Most Expensive
B
MOH London
BD90BF972 · Oct 26
£2,517 GBP
View
16 more retailers have this diamond
Prices start from £1,184 GBPSave up to £1,332 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
1.03ct Cushion
£1,184 GBP