Cushion|Natural|GIA

3.01ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 2245018493

Certificate GIA 2245018493

Diamond specifications and retailer prices

From £13,134 GBP
As of November 5, 2026
Save £8,441 GBP (39%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £21,575 GBP at MOH London · As of November 4, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245018493. Listed at 18 retailers as of November 4, 2026, with prices from £13,134 to £21,575, a £8,441 spread on the same certified stone. MOH London lists it at £21,575. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2245018493
Dimensions8.99 × 7.48 × 5.21 mm
L/W Ratio1.20
Culet sizeNone
Top View
8.99 mm7.48 mm3.01 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2245018493
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.6%

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: Nov 5
Current: £21,575 GBP|Low: £9,875 GBP|High: £21,575 GBP|Avg: £12,078 GBP
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 14£9,875 GBP
Retailer 7£9,951 GBP
Retailer 9£10,082 GBP
Retailer 6£10,393 GBP
Retailer 11£10,503 GBP
Retailer 12£10,742 GBP
Retailer 18£13,134 GBP
Retailer 20£13,216 GBP
Retailer 17£14,264 GBP
Retailer 13£14,490 GBP
Retailer 21£14,602 GBP
Retailer 10£14,676 GBP
Retailer 19£14,885 GBP
Retailer 3£15,353 GBP
Retailer 4£15,353 GBP
Retailer 8£15,733 GBP
Retailer 5£15,869 GBP
Retailer 16£16,288 GBP
Retailer 15£16,292 GBP
Retailer 2£16,804 GBP
MOH London£21,575 GBP

31 data points across 21 retailers

18 retailers£13,134 GBP to £21,575 GBP

Retailer 1
-
£9,875 GBP
Price last confirmed 30 days ago
Retailer 2
-
£10,082 GBP
View
Price last confirmed 17 days ago
Retailer 3
-
£10,393 GBP
View
Price last confirmed 15 days ago
Retailer 4
-
£10,503 GBP
View
Price last confirmed 19 days ago
B+
Retailer 5
-
£13,134 GBP
View
B+
Retailer 6
-
£13,216 GBP
View
B+
Retailer 7
-
£14,264 GBP
View
B+
Retailer 8
-
£14,490 GBP
View
B+
Retailer 9
-
£14,602 GBP
View
Retailer 10
-
£14,676 GBP
View
Price last confirmed 18 days ago
B+
Retailer 11
-
£14,885 GBP
View
B+
Retailer 12
-
£15,353 GBP
View
B+
Retailer 13
-
£15,353 GBP
View
B+
Retailer 14
-
£15,869 GBP
View
B+
Retailer 15
-
£16,288 GBP
View
B
Retailer 16
-
£16,292 GBP
View
B
Retailer 17
-
£16,804 GBP
View
Most Expensive
B
MOH London
07D82C052 · Nov 4
£21,575 GBP
View
17 more retailers have this diamond
Prices start from £13,134 GBPSave up to £8,441 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+
3.01ct Cushion
£13,134 GBP