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Radiant|Natural|GIA

3.51ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 14131722

Certificate GIA 14131722

Diamond specifications and retailer prices

From £26,407 GBP
$35,383 USD
As of October 31, 2026
Save £6,745 GBP (20%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £33,152 GBP at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

About this 3.51ct natural radiant diamond

This 3.51ct natural radiant sits in the three to five carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 14131722. Listed at 4 retailers as of October 31, 2026, with prices from £26,407 to £33,152, a £6,745 spread on the same certified stone. 77 Diamonds lists it at £33,152. 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

3.51
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 14131722
Dimensions10.37 × 7.65 × 5.31 mm
L/W Ratio1.36
Top View
10.37 mm7.65 mm3.51 ctH / SI2
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 14131722
Side View
Table 64.0%CrownGirdlePavilionCuletDepth 69.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £33,152 GBP|Low: £26,161 GBP|High: £33,754 GBP|Avg: £29,927 GBP|+0.6%
77 Diamonds
Retailer 2
November 1, 2026
Retailer 2£26,407 GBP
77 Diamonds£33,152 GBP

33 data points across 2 retailers

4 retailers£26,407 GBP to £33,152 GBP

B+
Cheapest Retailer
-
£26,407 GBP
$35,383 USD
B+
Retailer 2
-
£28,073 GBP
$37,614 USD
View
B+
Retailer 3
-
£29,172 GBP
A$60,135 AUD
View
Most Expensive
B
77 Diamonds
RADMB3ZBXBSRN · Nov 1
£33,152 GBP
View
3 more retailers have this diamond
Prices start from £26,407 GBPSave up to £6,745 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.

B+
3.51ct Radiant
£26,407 GBP