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Cushion|Natural|GIA

1.02ct L SI1 Cushion Natural Diamond

L/SI1 • GIA 3555689291

Certificate GIA 3555689291

Diamond specifications and retailer prices

From £607 GBP
As of November 6, 2026
Save £281 GBP (32%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £889 GBP at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.02ct natural cushion diamond

This 1.02ct natural cushion sits in the classic one-carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included) and certified by GIA 3555689291. Listed at 2 retailers as of November 6, 2026, with prices from £607 to £889, a £281 spread on the same certified stone. Yorxs lists it at £889. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.02
Carat
L
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 3555689291
Dimensions5.67 × 5.67 × 3.94 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
5.67 mm5.67 mm1.02 ctL / SI1
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 3555689291
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 69.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: £607 GBP|Low: £542 GBP|High: £982 GBP|Avg: £761 GBP|+6.6%
Retailer 1
Yorxs
November 3, 2026
Retailer 1£607 GBP
Yorxs£889 GBP

17 data points across 2 retailers

2 retailers£607 GBP to £889 GBP

B+
Cheapest Retailer
-
£607 GBP
Final sale: no returns
Most Expensive
B
Yorxs
570933817 · Nov 6
£889 GBP
€1,133 EUR
View
1 more retailer has this diamond
Prices start from £607 GBPSave up to £281 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+
1.02ct Cushion
£607 GBP