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1.51ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 1242101162

Certificate GIA 1242101162

Diamond specifications and retailer prices

From £4,821 GBP
As of November 4, 2026
Save £4,260 GBP (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £9,081 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1242101162. Listed at 6 retailers as of November 4, 2026, with prices from £4,821 to £9,081, a £4,260 spread on the same certified stone. MOH London lists it at £9,081. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1242101162
Dimensions7.27 × 7.33 × 4.51 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud
Top View
7.27 mm7.33 mm1.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1242101162
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

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: £9,081 GBP|Low: £4,821 GBP|High: £9,195 GBP|Avg: £6,332 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3£4,821 GBP
Retailer 5£5,418 GBP
Retailer 6£5,628 GBP
Retailer 2£6,511 GBP
Retailer 4£7,049 GBP
MOH London£9,081 GBP

9 data points across 6 retailers

6 retailers£4,821 GBP to £9,081 GBP

A
Cheapest Retailer
-
£4,821 GBP
Retailer 2
-
£5,418 GBP
View
Price last confirmed 3 days ago
B+
Retailer 3
-
£5,628 GBP
View
B+
Retailer 4
-
£6,511 GBP
View
B+
Retailer 5
-
£7,049 GBP
View
Most Expensive
B
MOH London
BACD57C37 · Nov 4
£9,081 GBP
View
5 more retailers have this diamond
Prices start from £4,821 GBPSave up to £4,260 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
£4,821 GBP