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Radiant|Natural|GIA

1.51ct F SI2 Radiant Natural Diamond

EX • F/SI2 • GIA 2235756394

Certificate GIA 2235756394

Diamond specifications and retailer prices

From £4,185 GBP
As of November 5, 2026
Save £1,388 GBP (25%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £5,573 GBP at Jared · As of November 6, 2026
View at Jared

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two 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 2235756394. Listed at 7 retailers as of November 5, 2026, with prices from £4,185 to £5,573, a £1,388 spread on the same certified stone. Jared lists it at £5,573. 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

1.51
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2235756394
Dimensions7.38 × 5.68 × 3.90 mm
L/W Ratio1.30
Top View
7.38 mm5.68 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2235756394
Side View
Table 65.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.7%

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 5
Current: £5,573 GBP|Low: £3,885 GBP|High: £5,611 GBP|Avg: £5,196 GBP
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3£4,273 GBP
Retailer 4£5,043 GBP
Retailer 5£5,394 GBP
Retailer 6£5,394 GBP
Retailer 2£5,528 GBP
Jared£5,573 GBP

38 data points across 6 retailers

7 retailers£4,185 GBP to £5,573 GBP

A
Cheapest Retailer
-
£4,185 GBP
A
Retailer 2
-
£4,273 GBP
View
Final sale: no returns
B+
Retailer 3
-
£5,043 GBP
View
B+
Retailer 4
-
£5,394 GBP
View
B+
Retailer 5
-
£5,394 GBP
View
B+
Retailer 6
-
£5,528 GBP
View
Most Expensive
B+
Jared
157324766 · Nov 6
£5,573 GBP
$7,460 USD
View
6 more retailers have this diamond
Prices start from £4,185 GBPSave up to £1,388 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
1.51ct Radiant
£4,185 GBP