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Cushion|Natural|GIA

3.01ct J SI2 Cushion Natural Diamond

ID • J/SI2 • GIA 1557602857

Certificate GIA 1557602857

Diamond specifications and retailer prices

From £11,712 GBP
As of November 5, 2026
Save £7,295 GBP (38%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £19,008 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 3.01ct natural cushion diamond

This 3.01ct natural cushion sits in the three to five carat band, graded J 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 1557602857. Listed at 5 retailers as of November 2, 2026, with prices from £11,712 to £19,008, a £7,295 spread on the same certified stone. MOH London lists it at £19,008. 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

3.01
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle39.73°
Pavilion angle30.93°
OriginNatural
Grading LabGIA
CertificateGIA 1557602857
Dimensions9.50 × 7.32 × 4.96 mm
L/W Ratio1.30
Girdle conditionVery Thick
Key to symbols
Crystal, Needle
Top View
9.50 mm7.32 mm3.01 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1557602857
Side View
Table 66.0%Crown 39.73°Girdle: STK-VTKPavilion 30.93°Culet: NoneDepth 67.7%

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 5
Current: £19,008 GBP|Low: £11,705 GBP|High: £19,523 GBP|Avg: £15,918 GBP|-2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 3£11,712 GBP
Retailer 5£11,924 GBP
Retailer 4£16,417 GBP
Retailer 2£18,835 GBP
MOH London£19,008 GBP

43 data points across 5 retailers

5 retailers£11,712 GBP to £19,008 GBP

A
Cheapest Retailer
-
£11,712 GBP
A
Retailer 2
-
£11,924 GBP
View
B+
Retailer 3
-
£16,417 GBP
View
B
Retailer 4
-
£18,835 GBP
View
Most Expensive
B
MOH London
E7C8310B4 · Nov 2
£19,008 GBP
View
4 more retailers have this diamond
Prices start from £11,712 GBPSave up to £7,295 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
3.01ct Cushion
£11,712 GBP