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Cushion|Natural|GIA

3.03ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 1448919646

Certificate GIA 1448919646

Diamond specifications and retailer prices

From £17,249 GBP
As of November 4, 2026
Save £11,970 GBP (41%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £29,219 GBP at MOH London · As of November 4, 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 I 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 1448919646. Listed at 10 retailers as of November 4, 2026, with prices from £17,249 to £29,219, a £11,970 spread on the same certified stone. MOH London lists it at £29,219. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1448919646
Dimensions8.25 × 8.09 × 5.55 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle
Top View
8.25 mm8.09 mm3.03 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1448919646
Side View
Table 62.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 68.5%

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 4
Current: £29,219 GBP|Low: £16,261 GBP|High: £29,651 GBP|Avg: £20,869 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4£16,261 GBP
Retailer 5£17,978 GBP
Retailer 3£19,072 GBP
Retailer 6£19,519 GBP
Retailer 2£22,120 GBP
MOH London£29,219 GBP

43 data points across 6 retailers

10 retailers£17,249 GBP to £29,219 GBP

Retailer 1
-
£16,261 GBP
Price last confirmed 16 days ago
A
Retailer 2
-
£17,249 GBP
View
A
Retailer 3
-
£17,978 GBP
View
Final sale: no returns
A
Retailer 4
-
£19,072 GBP
View
A
Retailer 5
-
£19,519 GBP
View
B+
Retailer 6
-
£20,127 GBP
View
B+
Retailer 7
-
£20,127 GBP
View
B+
Retailer 8
-
£20,800 GBP
View
B+
Retailer 9
-
£22,120 GBP
View
Most Expensive
B
MOH London
679CB6C37 · Nov 4
£29,219 GBP
View
9 more retailers have this diamond
Prices start from £17,249 GBPSave up to £11,970 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
3.03ct Cushion
£17,249 GBP