Radiant|Natural|GIA

1.51ct I VVS1 Radiant Natural Diamond

ID • I/VVS1 • GIA 36

Certificate GIA 36

Diamond specifications and retailer prices

From £4,089 GBP
As of November 4, 2026
Save £4,454 GBP (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £8,543 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 11 retailers as of November 4, 2026, with prices from £4,089 to £8,543, a £4,454 spread on the same certified stone. NZ Jewellers lists it at £8,543. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
VVS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 36
Dimensions7.38 × 5.87 × 3.98 mm
L/W Ratio1.26
Top View
7.38 mm5.87 mm1.51 ctI / VVS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 36
Side View
Table 69.0%CrownGirdle: ThickPavilionCulet: NDepth 67.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £8,543 GBP|Low: £4,089 GBP|High: £8,543 GBP|Avg: £5,288 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3£4,089 GBP
Retailer 4£4,627 GBP
Retailer 5£4,627 GBP
Retailer 6£4,627 GBP
Retailer 7£4,818 GBP
Retailer 2£5,288 GBP
NZ Jewellers£8,543 GBP

10 data points across 7 retailers

11 retailers£4,089 GBP to £8,543 GBP

A
Cheapest Retailer
-
£4,089 GBP
A
Retailer 2
-
£4,627 GBP
View
Retailer 3
-
£4,627 GBP
View
Price last confirmed 29 days ago
A
Retailer 4
-
£4,627 GBP
View
Retailer 5
-
£4,627 GBP
View
Price last confirmed 30 days ago
Retailer 6
-
£4,627 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
£4,818 GBP
View
A
Retailer 8
-
£5,288 GBP
View
Retailer 9
-
£5,339 GBP
View
Price last confirmed 30 days ago
Retailer 10
-
£8,543 GBP
View
Price last confirmed 31 days ago
Most Expensive
B
NZ Jewellers
19785024-5221-44ac-af99-2dc9e54b59eb · Nov 5
£8,543 GBP
$11,498 USD
View
10 more retailers have this diamond
Prices start from £4,089 GBPSave up to £4,454 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
£4,089 GBP