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Cushion|Natural|GIA

1.03ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 7533156264

Certificate GIA 7533156264

Diamond specifications and retailer prices

From £1,139 GBP
As of November 5, 2026
Save £905 GBP (44%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,044 GBP at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded F 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 7533156264. Listed at 9 retailers as of November 4, 2026, with prices from £1,139 to £2,044, a £905 spread on the same certified stone. Helzberg Diamonds lists it at £2,044. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7533156264
Dimensions6.27 × 5.56 × 3.74 mm
L/W Ratio1.13
Culet sizeNone
Top View
6.27 mm5.56 mm1.03 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7533156264
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £2,044 GBP|Low: £1,133 GBP|High: £2,261 GBP|Avg: £1,563 GBP|-9.6%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 2£1,139 GBP
Retailer 4£1,140 GBP
Retailer 10£1,152 GBP
Retailer 9£1,241 GBP
Retailer 7£1,376 GBP
Retailer 8£1,525 GBP
Retailer 3£1,609 GBP
Retailer 5£1,739 GBP
Retailer 6£1,923 GBP
Helzberg Diamonds£2,044 GBP

35 data points across 10 retailers

9 retailers£1,139 GBP to £2,044 GBP

A
Cheapest Retailer
-
£1,139 GBP
A
Retailer 2
-
£1,140 GBP
View
A
Retailer 3
-
£1,152 GBP
View
A
Retailer 4
-
£1,241 GBP
View
A
Retailer 5
-
£1,376 GBP
View
A
Retailer 6
-
£1,525 GBP
View
B+
Retailer 7
-
£1,739 GBP
View
B+
Retailer 8
-
£1,923 GBP
View
Most Expensive
B+
Helzberg Diamonds
XZRNLJJHLMIMK · Nov 4
£2,044 GBP
$2,736 USD
View
8 more retailers have this diamond
Prices start from £1,139 GBPSave up to £905 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
£1,139 GBP