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Cushion|Natural|GIA

3.03ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 1557565508

Certificate GIA 1557565508

Diamond specifications and retailer prices

From £33,161 GBP
CA$61,711 CAD
As of October 30, 2026
Save £21,603 GBP (39%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £54,763 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.03ct natural cushion diamond

This 3.03ct natural cushion sits in the three to five 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 1557565508. Listed at 9 retailers as of October 30, 2026, with prices from £33,161 to £54,763, a £21,603 spread on the same certified stone. MOH London lists it at £54,763. 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

3.03
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1557565508
Dimensions9.37 × 7.22 × 4.90 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
9.37 mm7.22 mm3.03 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1557565508
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £54,763 GBP|Low: £33,161 GBP|High: £55,423 GBP|Avg: £39,863 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8£33,161 GBP
Retailer 9£33,658 GBP
Retailer 4£34,614 GBP
Retailer 2£35,709 GBP
Retailer 5£37,188 GBP
Retailer 7£40,907 GBP
Retailer 6£41,480 GBP
Retailer 3£42,547 GBP
MOH London£54,763 GBP

42 data points across 9 retailers

9 retailers£33,161 GBP to £54,763 GBP

B+
Cheapest Retailer
-
£33,161 GBP
CA$61,711 CAD
B+
Retailer 2
-
£33,658 GBP
$45,098 USD
View
B+
Retailer 3
-
£34,614 GBP
$46,379 USD
View
B+
Retailer 4
-
£35,709 GBP
View
B+
Retailer 5
-
£37,188 GBP
$49,828 USD
View
B+
Retailer 6
-
£40,907 GBP
$54,811 USD
View
B+
Retailer 7
-
£41,480 GBP
$55,578 USD
View
B+
Retailer 8
-
£42,547 GBP
€54,294 EUR
View
Most Expensive
B
MOH London
8E44C28B1 · Nov 1
£54,763 GBP
View
8 more retailers have this diamond
Prices start from £33,161 GBPSave up to £21,603 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.

B+
3.03ct Cushion
£33,161 GBP