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Cushion|Natural|GIA

1.01ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 6555523962

Certificate GIA 6555523962

Diamond specifications and retailer prices

From £699 GBP
As of November 6, 2026
Save £243 GBP (26%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £941 GBP at GemTrove · As of November 7, 2026
View at GemTrove

About this 1.01ct natural cushion diamond

This 1.01ct natural cushion sits in the classic one-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 6555523962. Listed at 7 retailers as of November 6, 2026, with prices from £699 to £941, a £243 spread on the same certified stone. GemTrove lists it at £941. 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

1.01
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555523962
Dimensions5.58 × 5.53 × 3.76 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
5.58 mm5.53 mm1.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555523962
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.9%

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 6
Current: £941 GBP|Low: £621 GBP|High: £941 GBP|Avg: £795 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7£699 GBP
Retailer 6£702 GBP
Retailer 3£743 GBP
Retailer 2£789 GBP
Retailer 5£793 GBP
Retailer 4£861 GBP
GemTrove£941 GBP

40 data points across 7 retailers

7 retailers£699 GBP to £941 GBP

A
Cheapest Retailer
-
£699 GBP
A
Retailer 2
-
£702 GBP
View
Final sale: no returns
A
Retailer 3
-
£743 GBP
View
A
Retailer 4
-
£789 GBP
View
A
Retailer 5
-
£793 GBP
View
A
Retailer 6
-
£861 GBP
View
Most Expensive
B+
GemTrove
GT-N-00980904-98 · Nov 7
£941 GBP
A$1,938 AUD
View
6 more retailers have this diamond
Prices start from £699 GBPSave up to £243 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
1.01ct Cushion
£699 GBP