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Cushion|Natural|GIA

0.81ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 1559560029

Certificate GIA 1559560029

Diamond specifications and retailer prices

From £530 GBP
As of November 6, 2026
Save £280 GBP (35%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £810 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 0.81ct natural cushion diamond

This 0.81ct natural cushion sits in the just-under-one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559560029. Listed at 5 retailers as of November 6, 2026, with prices from £530 to £810, a £280 spread on the same certified stone. GemTrove lists it at £810. 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

0.81
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1559560029
Dimensions5.23 × 5.10 × 3.46 mm
L/W Ratio1.03
Culet sizeNone
Key to symbols
Crystal
Top View
5.23 mm5.10 mm0.81 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1559560029
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.8%

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: £810 GBP|Low: £478 GBP|High: £810 GBP|Avg: £632 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6£478 GBP
Retailer 5£530 GBP
Retailer 3£640 GBP
Retailer 4£655 GBP
Retailer 2£685 GBP
GemTrove£810 GBP

38 data points across 6 retailers

5 retailers£530 GBP to £810 GBP

A
Cheapest Retailer
-
£530 GBP
Final sale: no returns
A
Retailer 2
-
£640 GBP
View
A
Retailer 3
-
£655 GBP
View
A
Retailer 4
-
£685 GBP
View
Most Expensive
B+
GemTrove
GT-N-00961868-98 · Nov 6
£810 GBP
A$1,668 AUD
View
4 more retailers have this diamond
Prices start from £530 GBPSave up to £280 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
0.81ct Cushion
£530 GBP