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Round|Natural|GIA

1.51ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 2235731707

Certificate GIA 2235731707

Diamond specifications and retailer prices

From £4,569 GBP
As of November 5, 2026
Save £5,547 GBP (55%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £10,116 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round 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 and certified by GIA 2235731707. Listed at 22 retailers as of November 5, 2026, with prices from £4,569 to £10,116, a £5,547 spread on the same certified stone. NZ Jewellers lists it at £10,116. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2235731707
Dimensions7.37 × 7.33 × 4.51 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.37 mm7.33 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2235731707
Side View
Table 61.0%Crown 33.5°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 61.4%

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 5
Current: £6,204 GBP|Low: £4,391 GBP|High: £8,530 GBP|Avg: £5,938 GBP|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5£4,649 GBP
Retailer 7£4,704 GBP
Retailer 8£5,058 GBP
Retailer 9£5,564 GBP
Retailer 2£5,612 GBP
Retailer 6£5,797 GBP
Retailer 1£6,204 GBP
Retailer 4£7,430 GBP
Retailer 3£8,406 GBP

38 data points across 9 retailers

22 retailers£4,569 GBP to £10,116 GBP

A
Cheapest Retailer
-
£4,569 GBP
A
Retailer 2
-
£4,649 GBP
View
A
Retailer 3
-
£4,703 GBP
View
A
Retailer 4
-
£4,704 GBP
View
A
Retailer 5
-
£4,790 GBP
View
Retailer 6
-
£5,058 GBP
View
Price last confirmed 7 days ago
A
Retailer 7
-
£5,058 GBP
View
Final sale: no returns
A
Retailer 8
-
£5,063 GBP
View
B+
Retailer 9
-
£5,479 GBP
View
B+
Retailer 10
-
£5,564 GBP
View
A
Retailer 11
-
£5,612 GBP
View
Retailer 12
-
£5,797 GBP
View
Price last confirmed 14 days ago
B+
Retailer 13
-
£6,052 GBP
View
B+
Retailer 14
-
£6,052 GBP
View
B+
Retailer 15
-
£6,110 GBP
View
B+
Retailer 16
-
£6,204 GBP
View
B+
Retailer 17
-
£6,252 GBP
View
B+
Retailer 18
-
£6,322 GBP
View
Retailer 19
-
£6,662 GBP
View
Price last confirmed 13 days ago
B+
Retailer 20
-
£7,430 GBP
View
B
Retailer 21
-
£8,406 GBP
View
Most Expensive
B
NZ Jewellers
e9f6e72e-62db-4e92-8c0d-8a4cacc688ce · Nov 5
£10,116 GBP
$13,656 USD
View
21 more retailers have this diamond
Prices start from £4,569 GBPSave up to £5,547 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 Round
£4,569 GBP