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Round|Natural|IGI

1.51ct K VVS1 Round Natural Diamond

EX • K/VVS1 • IGI 817652739

Shape and cutting style on the report: Round brilliant

Certificate IGI 817652739

Diamond specifications and retailer prices

From £2,707 GBP
As of November 6, 2026
Save £2,653 GBP (49%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £5,361 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 K colour (faint-tinted) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 817652739. Listed at 15 retailers as of November 5, 2026, with prices from £2,707 to £5,361, a £2,653 spread on the same certified stone. NZ Jewellers lists it at £5,361. 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
FluorescenceNone
Crown angle33.9°
Pavilion angle41.8°
OriginNatural
Grading LabIGI
CertificateIGI 817652739
Dimensions7.30 × 7.35 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.30 mm7.35 mm1.51 ctK / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 817652739
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.4%

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: £5,361 GBP|Low: £2,673 GBP|High: £5,361 GBP|Avg: £3,502 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
November 6, 2026
Retailer 7£2,675 GBP
Retailer 6£2,707 GBP
Retailer 5£2,813 GBP
Retailer 4£2,927 GBP
Retailer 2£3,046 GBP
Retailer 3£3,077 GBP
Retailer 13£3,077 GBP
Retailer 14£3,077 GBP
Retailer 8£3,155 GBP
Retailer 11£3,459 GBP
Retailer 10£3,505 GBP
Retailer 15£3,550 GBP
Retailer 9£3,755 GBP
Retailer 12£5,132 GBP
NZ Jewellers£5,361 GBP

30 data points across 15 retailers

15 retailers£2,707 GBP to £5,361 GBP

Retailer 1
-
£2,675 GBP
Price last confirmed 17 days ago
A
Retailer 2
-
£2,707 GBP
View
A
Retailer 3
-
£2,813 GBP
View
A
Retailer 4
-
£2,927 GBP
View
A
Retailer 5
-
£3,046 GBP
View
A
Retailer 6
-
£3,077 GBP
View
Retailer 7
-
£3,077 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£3,077 GBP
View
A
Retailer 9
-
£3,155 GBP
View
A
Retailer 10
-
£3,459 GBP
View
A
Retailer 11
-
£3,505 GBP
View
A
Retailer 12
-
£3,550 GBP
View
A
Retailer 13
-
£3,755 GBP
View
B+
Retailer 14
-
£5,132 GBP
View
Most Expensive
B
NZ Jewellers
2a3a85ee-23f5-4f2e-9047-77ad60d39b68 · Nov 5
£5,361 GBP
$7,215 USD
View
14 more retailers have this diamond
Prices start from £2,707 GBPSave up to £2,653 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
£2,707 GBP