CaratHunter
Plans
Cushion|Natural|GIA

3.01ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 6555823189

Certificate GIA 6555823189

Diamond specifications and retailer prices

From £7,263 GBP
As of November 4, 2026
Save £5,936 GBP (45%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £13,199 GBP at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.01ct natural cushion diamond

This 3.01ct natural cushion sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555823189. Listed at 13 retailers as of November 4, 2026, with prices from £7,263 to £13,199, a £5,936 spread on the same certified stone. The Diamond Guys lists it at £13,199. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555823189
Dimensions9.02 × 7.47 × 5.19 mm
L/W Ratio1.21
Culet sizeNone
Top View
9.02 mm7.47 mm3.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555823189
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.6%

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: £9,256 GBP|Low: £7,263 GBP|High: £13,327 GBP|Avg: £9,419 GBP|-9.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3£7,263 GBP
Retailer 9£7,623 GBP
Retailer 7£7,884 GBP
Retailer 6£7,913 GBP
Retailer 5£8,069 GBP
Retailer 4£8,194 GBP
Retailer 12£9,242 GBP
Retailer 1£9,256 GBP
Retailer 8£9,264 GBP
Retailer 2£9,331 GBP
Retailer 10£9,906 GBP
Retailer 11£12,046 GBP

31 data points across 12 retailers

13 retailers£7,263 GBP to £13,199 GBP

A
Cheapest Retailer
-
£7,263 GBP
A
Retailer 2
-
£7,623 GBP
View
A
Retailer 3
-
£7,884 GBP
View
A
Retailer 4
-
£7,913 GBP
View
A
Retailer 5
-
£8,069 GBP
View
A
Retailer 6
-
£8,194 GBP
View
A
Retailer 7
-
£9,242 GBP
View
A
Retailer 8
-
£9,256 GBP
View
A
Retailer 9
-
£9,264 GBP
View
A
Retailer 10
-
£9,331 GBP
View
A
Retailer 11
-
£9,906 GBP
View
A
Retailer 12
-
£12,046 GBP
View
Most Expensive
B+
The Diamond Guys
1967066580 · Nov 6
£13,199 GBP
$17,667 USD
View
12 more retailers have this diamond
Prices start from £7,263 GBPSave up to £5,936 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
£7,263 GBP