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Cushion|Natural|GIA

3.00ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 2554418936

Certificate GIA 2554418936

Diamond specifications and retailer prices

From £8,816 GBP
As of November 4, 2026
Save £3,071 GBP (26%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £11,887 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 3ct natural cushion diamond

This 3ct natural cushion sits in the three to five carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554418936. Listed at 5 retailers as of November 4, 2026, with prices from £8,816 to £11,887, a £3,071 spread on the same certified stone. GemTrove lists it at £11,887. 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

3.00
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554418936
Dimensions8.00 × 7.96 × 5.37 mm
L/W Ratio1.01
Top View
8.00 mm7.96 mm3.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2554418936
Side View
Table 63.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 67.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £11,887 GBP|Low: £8,441 GBP|High: £11,887 GBP|Avg: £9,984 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6£8,441 GBP
Retailer 3£8,816 GBP
Retailer 5£9,299 GBP
Retailer 2£9,452 GBP
Retailer 4£9,796 GBP
GemTrove£11,887 GBP

41 data points across 6 retailers

5 retailers£8,816 GBP to £11,887 GBP

A
Cheapest Retailer
-
£8,816 GBP
A
Retailer 2
-
£9,299 GBP
View
A
Retailer 3
-
£9,452 GBP
View
B+
Retailer 4
-
£9,796 GBP
View
Most Expensive
B+
GemTrove
GT-N-01247953-98 · Nov 6
£11,887 GBP
A$24,478 AUD
View
4 more retailers have this diamond
Prices start from £8,816 GBPSave up to £3,071 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
3.00ct Cushion
£8,816 GBP