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Heart|Natural|IGI

1.51ct K VS2 Heart Natural Diamond

VG • K/VS2 • IGI 737518410

Shape and cutting style on the report: Heart brilliant

Certificate IGI 737518410

Diamond specifications and retailer prices

From £1,753 GBP
As of November 7, 2026
Save £2,117 GBP (55%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,871 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 737518410. Listed at 9 retailers as of November 3, 2026, with prices from £1,753 to £3,871, a £2,117 spread on the same certified stone. NZ Jewellers lists it at £3,871. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
K
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle42.9°
OriginNatural
Grading LabIGI
CertificateIGI 737518410
Dimensions6.92 × 8.12 × 4.74 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Top View
6.92 mm8.12 mm1.51 ctK / VS2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 737518410
Side View
Table 63.0%Crown 31.8°Girdle: STK-THKPavilion 42.9°Culet: NoneDepth 58.4%

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 7
Current: £3,871 GBP|Low: £1,722 GBP|High: £3,909 GBP|Avg: £2,286 GBP|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 2£1,753 GBP
Retailer 3£1,781 GBP
Retailer 5£1,782 GBP
Retailer 8£1,799 GBP
Retailer 6£1,851 GBP
Retailer 9£1,920 GBP
Retailer 7£1,937 GBP
Retailer 4£3,244 GBP
NZ Jewellers£3,871 GBP

42 data points across 9 retailers

9 retailers£1,753 GBP to £3,871 GBP

A
Cheapest Retailer
-
£1,753 GBP
A
Retailer 2
-
£1,781 GBP
View
A
Retailer 3
-
£1,782 GBP
View
A
Retailer 4
-
£1,799 GBP
View
A
Retailer 5
-
£1,851 GBP
View
A
Retailer 6
-
£1,920 GBP
View
B+
Retailer 7
-
£1,937 GBP
View
B+
Retailer 8
-
£3,244 GBP
View
Most Expensive
B
NZ Jewellers
da2ff2c3-cbe9-425c-b21e-94d58bc76e81 · Nov 3
£3,871 GBP
$5,181 USD
View
8 more retailers have this diamond
Prices start from £1,753 GBPSave up to £2,117 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 Heart
£1,753 GBP