CaratHunter
Plans
Round|Natural|IGI

1.51ct F VS1 Round Natural Diamond

EX • F/VS1 • IGI 754512585

Shape and cutting style on the report: Round brilliant

Certificate IGI 754512585

Diamond specifications and retailer prices

From £5,792 GBP
As of November 6, 2026
Save £6,501 GBP (53%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £12,294 GBP at NZ Jewellers · As of November 7, 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 IGI 754512585. Listed at 22 retailers as of November 6, 2026, with prices from £5,792 to £12,294, a £6,501 spread on the same certified stone. NZ Jewellers lists it at £12,294. 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
Crown angle34.2°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 754512585
Dimensions7.27 × 7.31 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.27 mm7.31 mm1.51 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 754512585
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.4%

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 6
Current: £12,294 GBP|Low: £5,792 GBP|High: £12,294 GBP|Avg: £7,513 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 7, 2026
Retailer 18£5,792 GBP
Retailer 8£5,946 GBP
Retailer 21£5,973 GBP
Retailer 11£6,353 GBP
Retailer 20£6,651 GBP
Retailer 22£6,669 GBP
Retailer 3£6,728 GBP
Retailer 7£6,754 GBP
Retailer 10£6,785 GBP
Retailer 12£6,785 GBP
Retailer 16£6,845 GBP
Retailer 4£7,351 GBP
Retailer 5£7,464 GBP
Retailer 2£7,470 GBP
Retailer 6£7,516 GBP
Retailer 9£7,617 GBP
Retailer 14£7,824 GBP
Retailer 17£7,949 GBP
Retailer 15£8,481 GBP
Retailer 19£8,968 GBP
Retailer 13£10,189 GBP
NZ Jewellers£12,294 GBP

22 data points across 22 retailers

22 retailers£5,792 GBP to £12,294 GBP

A
Cheapest Retailer
-
£5,792 GBP
A
Retailer 2
-
£5,946 GBP
View
A
Retailer 3
-
£5,973 GBP
View
A
Retailer 4
-
£6,353 GBP
View
A
Retailer 5
-
£6,651 GBP
View
A
Retailer 6
-
£6,669 GBP
View
A
Retailer 7
-
£6,728 GBP
View
A
Retailer 8
-
£6,754 GBP
View
A
Retailer 9
-
£6,785 GBP
View
Final sale: no returns
Retailer 10
-
£6,785 GBP
View
Price last confirmed 9 days ago
A
Retailer 11
-
£6,845 GBP
View
A
Retailer 12
-
£7,351 GBP
View
A
Retailer 13
-
£7,464 GBP
View
A
Retailer 14
-
£7,470 GBP
View
A
Retailer 15
-
£7,516 GBP
View
A
Retailer 16
-
£7,617 GBP
View
B+
Retailer 17
-
£7,824 GBP
View
A
Retailer 18
-
£7,949 GBP
View
B+
Retailer 19
-
£8,481 GBP
View
B+
Retailer 20
-
£8,968 GBP
View
B
Retailer 21
-
£10,189 GBP
View
Most Expensive
B
NZ Jewellers
9243e89f-7cd7-4063-a6b9-2a3f8cf073e6 · Nov 7
£12,294 GBP
$16,455 USD
View
21 more retailers have this diamond
Prices start from £5,792 GBPSave up to £6,501 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
£5,792 GBP