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Round|Natural|GIA

1.51ct K VVS1 Round Natural Diamond

EX • K/VVS1 • GIA 2566149041

Certificate GIA 2566149041

Diamond specifications and retailer prices

From £3,780 GBP
As of November 4, 2026
Save £2,589 GBP (41%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £7,851 GBP at NZ Jewellers · As of October 3, 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 K colour (faint-tinted) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 2566149041. Listed at 15 retailers as of November 4, 2026, with a 68% 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
K
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2566149041
Dimensions7.30 × 7.24 × 4.56 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Pinpoint, Feather
Top View
7.30 mm7.24 mm1.51 ctK / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2566149041
Side View
Table 58.0%Crown 36°GirdlePavilion 40.8°Culet: NDepth 62.7%

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 4
Current: £4,291 GBP|Low: £3,629 GBP|High: £6,865 GBP|Avg: £4,606 GBP|-7.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3£3,629 GBP
Retailer 11£3,780 GBP
Retailer 10£4,046 GBP
Retailer 7£4,159 GBP
Retailer 2£4,272 GBP
Retailer 1£4,291 GBP
Retailer 9£4,450 GBP
Retailer 6£4,699 GBP
Retailer 5£4,713 GBP
Retailer 4£5,289 GBP
Retailer 8£6,369 GBP

28 data points across 11 retailers

15 retailers£3,780 GBP to £6,369 GBP

Retailer 1
-
£3,629 GBP
Price last confirmed 18 days ago
A
Retailer 2
-
£3,780 GBP
View
A
Retailer 3
-
£4,046 GBP
View
A
Retailer 4
-
£4,159 GBP
View
A
Retailer 5
-
£4,272 GBP
View
A
Retailer 6
-
£4,291 GBP
View
B+
Retailer 7
-
£4,450 GBP
View
Retailer 8
-
£4,604 GBP
View
Price last confirmed 36 days ago
Retailer 9
-
£4,604 GBP
View
Price last confirmed 38 days ago
B+
Retailer 10
-
£4,699 GBP
View
B+
Retailer 11
-
£4,713 GBP
View
B+
Retailer 12
-
£5,289 GBP
View
Retailer 13
-
£5,312 GBP
View
Price last confirmed 38 days ago
B
Retailer 14
-
£6,369 GBP
View
Most Expensive
NZ Jewellers
d4ca0fe7-2f80-4cec-b118-66b872478a85 · Oct 3
£7,851 GBP
$10,567 USD
View
Price last confirmed 34 days ago
14 more retailers have this diamond
Prices start from £3,780 GBPSave up to £2,589 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
£3,780 GBP