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Radiant|Natural|GIA

1.51ct I VS1 Radiant Natural Diamond

EX • I/VS1 • GIA 2231680376

Certificate GIA 2231680376

Diamond specifications and retailer prices

From £3,564 GBP
As of November 6, 2026
Save £3,577 GBP (50%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £7,141 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 VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231680376. Listed at 16 retailers as of November 5, 2026, with prices from £3,564 to £7,141, a £3,577 spread on the same certified stone. NZ Jewellers lists it at £7,141. 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
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle61.3°
OriginNatural
Grading LabGIA
CertificateGIA 2231680376
Dimensions6.20 × 6.19 × 4.20 mm
L/W Ratio1.00
Girdle conditionPolished
Top View
6.20 mm6.19 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2231680376
Side View
Table 65.0%CrownGirdle: STK-THKPavilion 61.3°Culet: NoneDepth 67.7%

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 6
Current: £7,141 GBP|Low: £3,564 GBP|High: £7,141 GBP|Avg: £4,723 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 7, 2026
Retailer 7£3,564 GBP
Retailer 14£3,570 GBP
Retailer 11£3,662 GBP
Retailer 4£3,690 GBP
Retailer 13£3,974 GBP
Retailer 8£4,116 GBP
Retailer 2£4,164 GBP
Retailer 5£4,371 GBP
Retailer 12£4,371 GBP
Retailer 6£4,422 GBP
Retailer 3£4,513 GBP
Retailer 15£4,634 GBP
Retailer 9£4,805 GBP
Retailer 16£6,244 GBP
Retailer 10£6,782 GBP
NZ Jewellers£7,141 GBP

43 data points across 16 retailers

16 retailers£3,564 GBP to £7,141 GBP

A
Cheapest Retailer
-
£3,564 GBP
A
Retailer 2
-
£3,570 GBP
View
Final sale: no returns
A
Retailer 3
-
£3,662 GBP
View
A
Retailer 4
-
£3,690 GBP
View
A
Retailer 5
-
£3,974 GBP
View
A
Retailer 6
-
£4,116 GBP
View
A
Retailer 7
-
£4,164 GBP
View
A
Retailer 8
-
£4,371 GBP
View
A
Retailer 9
-
£4,371 GBP
View
A
Retailer 10
-
£4,422 GBP
View
A
Retailer 11
-
£4,513 GBP
View
A
Retailer 12
-
£4,634 GBP
View
A
Retailer 13
-
£4,805 GBP
View
B+
Retailer 14
-
£6,244 GBP
View
B+
Retailer 15
-
£6,782 GBP
View
Most Expensive
B
NZ Jewellers
6bf95cbb-901d-4dec-84c7-2dca9254fabc · Nov 5
£7,141 GBP
$9,558 USD
View
15 more retailers have this diamond
Prices start from £3,564 GBPSave up to £3,577 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
£3,564 GBP