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Radiant|Natural|GIA

0.82ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 6425276690

Certificate GIA 6425276690

Diamond specifications and retailer prices

From £544 GBP
HK$5,700 HKD
As of November 1, 2026
Save £798 GBP (59%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,342 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.82ct natural radiant diamond

This 0.82ct natural radiant sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6425276690. Listed at 13 retailers as of November 1, 2026, with prices from £544 to £1,342, a £798 spread on the same certified stone. MOH London lists it at £1,342. 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

0.82
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6425276690
Dimensions5.22 × 5.02 × 3.41 mm
L/W Ratio1.04
Top View
5.22 mm5.02 mm0.82 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6425276690
Side View
Table 64.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.0%

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 1
Current: £1,342 GBP|Low: £544 GBP|High: £1,405 GBP|Avg: £940 GBP|-3.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 3£544 GBP
Retailer 9£757 GBP
Retailer 12£758 GBP
Retailer 10£832 GBP
Retailer 11£842 GBP
Retailer 7£856 GBP
Retailer 2£859 GBP
Retailer 5£1,030 GBP
Retailer 8£1,058 GBP
Retailer 6£1,084 GBP
Retailer 4£1,110 GBP
MOH London£1,342 GBP

45 data points across 12 retailers

13 retailers£544 GBP to £1,342 GBP

A
Cheapest Retailer
-
£544 GBP
HK$5,700 HKD
A
Retailer 2
-
£757 GBP
$1,015 USD
View
A
Retailer 3
-
£758 GBP
SGD 1,375 SGD
View
A
Retailer 4
-
£832 GBP
$1,117 USD
View
A
Retailer 5
-
£842 GBP
$1,130 USD
View
A
Retailer 6
-
£856 GBP
View
A
Retailer 7
-
£859 GBP
View
A
Retailer 8
-
£963 GBP
A$1,988 AUD
View
A
Retailer 9
-
£1,030 GBP
€1,316 EUR
View
A
Retailer 10
-
£1,058 GBP
SGD 1,918 SGD
View
B+
Retailer 11
-
£1,084 GBP
ZAR 23,497 ZAR
View
Retailer 12
-
£1,110 GBP
A$2,291 AUD
View
Price last confirmed 29 days ago
Most Expensive
B+
MOH London
43FB3F9C4 · Nov 2
£1,342 GBP
View
12 more retailers have this diamond
Prices start from £544 GBPSave up to £798 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
0.82ct Radiant
£544 GBP