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Round|Natural|GIA

1.51ct F VS1 Round Natural Diamond

EX • F/VS1 • GIA 6545852603

Certificate GIA 6545852603

Diamond specifications and retailer prices

From £7,659 GBP
As of November 6, 2026
Save £5,973 GBP (44%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £14,627 GBP at NZ Jewellers · As of September 15, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6545852603. Listed at 26 retailers as of November 6, 2026, with a 78% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6545852603
Dimensions7.27 × 7.33 × 4.52 mm
L/W Ratio1.01
Top View
7.27 mm7.33 mm1.51 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545852603
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £11,130 GBP|Low: £7,526 GBP|High: £13,780 GBP|Avg: £9,488 GBP
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 7, 2026
Retailer 20£7,659 GBP
Retailer 11£7,886 GBP
Retailer 4£8,005 GBP
Retailer 8£8,014 GBP
Retailer 18£8,333 GBP
Retailer 6£8,425 GBP
Retailer 3£8,648 GBP
Retailer 19£8,677 GBP
Retailer 5£8,776 GBP
Retailer 16£9,334 GBP
Retailer 13£9,345 GBP
Retailer 14£9,458 GBP
Retailer 10£9,473 GBP
Retailer 7£10,371 GBP
Retailer 9£10,711 GBP
Retailer 15£10,883 GBP
Retailer 1£11,130 GBP
Retailer 2£11,356 GBP
Retailer 17£12,804 GBP
Retailer 12£13,633 GBP

33 data points across 20 retailers

26 retailers£7,659 GBP to £13,633 GBP

A
Cheapest Retailer
-
£7,659 GBP
A
Retailer 2
-
£8,005 GBP
View
A
Retailer 3
-
£8,014 GBP
View
A
Retailer 4
-
£8,333 GBP
View
B+
Retailer 5
-
£8,425 GBP
View
Retailer 6
-
£8,626 GBP
View
Price last confirmed 22 days ago
B+
Retailer 7
-
£8,648 GBP
View
B+
Retailer 8
-
£8,677 GBP
View
B+
Retailer 9
-
£8,776 GBP
View
Final sale: no returns
B+
Retailer 10
-
£9,334 GBP
View
Retailer 11
-
£9,345 GBP
View
Price last confirmed 18 days ago
B+
Retailer 12
-
£9,458 GBP
View
Retailer 13
-
£9,473 GBP
View
Price last confirmed 34 days ago
Retailer 14
-
£9,489 GBP
View
Price last confirmed 23 days ago
Retailer 15
-
£9,508 GBP
View
Price last confirmed 54 days ago
B+
Retailer 16
-
£10,371 GBP
View
B+
Retailer 17
-
£10,711 GBP
View
Retailer 18
-
£10,782 GBP
View
Price last confirmed 20 days ago
B
Retailer 19
-
£10,883 GBP
View
Retailer 20
-
£10,971 GBP
View
Price last confirmed 54 days ago
B+
Retailer 21
-
£11,130 GBP
View
B+
Retailer 22
-
£11,356 GBP
View
B
Retailer 23
-
£12,804 GBP
View
B
Retailer 24
-
£13,633 GBP
View
Retailer 25
-
£14,377 GBP
View
Price last confirmed 21 days ago
Most Expensive
NZ Jewellers
1c33179c-baf1-4541-9e7d-e89d6b9637e8 · Sep 15
£14,627 GBP
$19,578 USD
View
Price last confirmed 53 days ago
25 more retailers have this diamond
Prices start from £7,659 GBPSave up to £5,973 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
£7,659 GBP