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Cushion|Natural|GIA

3.01ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2547289340

Certificate GIA 2547289340

Diamond specifications and retailer prices

From £17,140 GBP
CA$31,896 CAD
As of October 27, 2026
Save £23,269 GBP (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £40,409 GBP at 77 Diamonds · As of October 27, 2026
View at 77 Diamonds

About this 3.01ct natural cushion diamond

This 3.01ct natural cushion sits in the three to five carat band, graded I 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 2547289340. Listed at 13 retailers as of October 27, 2026, with prices from £17,140 to £40,409, a £23,269 spread on the same certified stone. 77 Diamonds lists it at £40,409. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2547289340
Dimensions7.60 × 9.45 × 5.13 mm
L/W Ratio1.24
Top View
7.60 mm9.45 mm3.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547289340
Side View
Table 63.0%CrownGirdle: MediumPavilionCulet: NoneDepth 67.5%

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: Oct 27
Current: £40,409 GBP|Low: £13,144 GBP|High: £40,409 GBP|Avg: £17,561 GBP|+195.8%
77 Diamonds
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
October 29, 2026
Retailer 3£13,144 GBP
Retailer 7£13,753 GBP
Retailer 17£14,009 GBP
Retailer 6£14,340 GBP
Retailer 5£14,621 GBP
Retailer 8£16,528 GBP
Retailer 16£17,140 GBP
Retailer 11£17,247 GBP
Retailer 13£19,055 GBP
Retailer 10£19,420 GBP
Retailer 14£19,420 GBP
Retailer 12£20,069 GBP
Retailer 4£20,479 GBP
Retailer 15£21,254 GBP
Retailer 2£21,309 GBP
Retailer 9£21,731 GBP
77 Diamonds£40,409 GBP

14 data points across 17 retailers

13 retailers£17,140 GBP to £40,409 GBP

Retailer 1
-
£13,753 GBP
A$28,350 AUD
Price last confirmed 28 days ago
Retailer 2
-
£14,340 GBP
$19,214 USD
View
Price last confirmed 24 days ago
Retailer 3
-
£14,621 GBP
View
Price last confirmed 24 days ago
A
Retailer 4
-
£17,140 GBP
CA$31,896 CAD
View
A
Retailer 5
-
£17,247 GBP
$23,109 USD
View
A
Retailer 6
-
£19,055 GBP
$25,532 USD
View
A
Retailer 7
-
£19,420 GBP
$26,020 USD
View
A
Retailer 8
-
£19,420 GBP
$26,020 USD
View
A
Retailer 9
-
£20,069 GBP
$26,890 USD
View
Retailer 10
-
£20,479 GBP
View
Price last confirmed 24 days ago
B+
Retailer 11
-
£21,254 GBP
$28,478 USD
View
B+
Retailer 12
-
£21,309 GBP
€27,192 EUR
View
Most Expensive
C
77 Diamonds
CUSPUIFSNBJUXKAE · Oct 27
£40,409 GBP
View
12 more retailers have this diamond
Prices start from £17,140 GBPSave up to £23,269 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
£17,140 GBP