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Radiant|Natural|GIA

1.01ct F SI1 Radiant Natural Diamond

ID • F/SI1 • GIA 6565485501

Certificate GIA 6565485501

Diamond specifications and retailer prices

From £1,602 GBP
As of November 2, 2026
Save £1,276 GBP (44%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £2,878 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct natural radiant diamond

This 1.01ct natural radiant sits in the classic 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 6565485501. Listed at 4 retailers as of November 2, 2026, with prices from £1,602 to £2,878, a £1,276 spread on the same certified stone. MOH London lists it at £2,878. 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
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle52.18°
Pavilion angle38.12°
OriginNatural
Grading LabGIA
CertificateGIA 6565485501
Dimensions6.47 × 5.07 × 3.50 mm
L/W Ratio1.28
Girdle conditionThick
Key to symbols
Feather, Crystal, Needle
Top View
6.47 mm5.07 mm1.01 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6565485501
Side View
Table 74.0%Crown 52.18°Girdle: THK-POLPavilion 38.12°Culet: NoneDepth 69.1%

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 2
Current: £2,878 GBP|Low: £1,601 GBP|High: £2,893 GBP|Avg: £1,905 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 7, 2026
Retailer 3£1,602 GBP
Retailer 2£1,644 GBP
Retailer 4£1,674 GBP
MOH London£2,878 GBP

23 data points across 4 retailers

4 retailers£1,602 GBP to £2,878 GBP

A
Cheapest Retailer
-
£1,602 GBP
A
Retailer 2
-
£1,644 GBP
View
A
Retailer 3
-
£1,674 GBP
View
Most Expensive
B
MOH London
B8283B15D · Nov 2
£2,878 GBP
View
3 more retailers have this diamond
Prices start from £1,602 GBPSave up to £1,276 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 Radiant
£1,602 GBP