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Radiant|Natural|GIA

1.20ct F SI2 Radiant Natural Diamond

ID • F/SI2 • GIA 03

Certificate GIA 03

Diamond specifications and retailer prices

From £2,092 GBP
As of November 4, 2026
Save £2,655 GBP (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £4,747 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded F 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. Listed at 8 retailers as of November 4, 2026, with prices from £2,092 to £4,747, a £2,655 spread on the same certified stone. NZ Jewellers lists it at £4,747. 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

1.20
Carat
F
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 03
Dimensions6.81 × 5.25 × 3.66 mm
L/W Ratio1.30
Top View
6.81 mm5.25 mm1.20 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 03
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.8%

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 4
Current: £4,747 GBP|Low: £2,092 GBP|High: £4,747 GBP|Avg: £2,776 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 8£2,092 GBP
Retailer 7£2,117 GBP
Retailer 4£2,468 GBP
Retailer 5£2,468 GBP
Retailer 2£2,539 GBP
Retailer 6£2,606 GBP
Retailer 3£2,821 GBP
NZ Jewellers£4,747 GBP

8 data points across 8 retailers

8 retailers£2,092 GBP to £4,747 GBP

A
Cheapest Retailer
-
£2,092 GBP
A
Retailer 2
-
£2,117 GBP
View
Retailer 3
-
£2,468 GBP
View
Price last confirmed 9 days ago
B+
Retailer 4
-
£2,468 GBP
View
B+
Retailer 5
-
£2,539 GBP
View
B+
Retailer 6
-
£2,606 GBP
View
B
Retailer 7
-
£2,821 GBP
View
Most Expensive
B
NZ Jewellers
368da2ef-823f-4454-93d5-679104fb3f97 · Nov 5
£4,747 GBP
$6,354 USD
View
7 more retailers have this diamond
Prices start from £2,092 GBPSave up to £2,655 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
1.20ct Radiant
£2,092 GBP