CaratHunter
Plans
Heart|Natural|IGI

2.51ct J SI2 Heart Natural Diamond

VG • J/SI2 • IGI 750551482

Shape and cutting style on the report: Heart brilliant

Certificate IGI 750551482

Diamond specifications and retailer prices

From £3,115 GBP
As of November 6, 2026
Save £3,936 GBP (56%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £7,050 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.51ct natural heart diamond

This 2.51ct natural heart sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 750551482. Listed at 15 retailers as of November 5, 2026, with prices from £3,115 to £7,050, a £3,936 spread on the same certified stone. NZ Jewellers lists it at £7,050. 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

2.51
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle45.9°
Pavilion angle34°
OriginNatural
Grading LabIGI
CertificateIGI 750551482
Dimensions8.43 × 9.21 × 5.15 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Top View
8.43 mm9.21 mm2.51 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 750551482
Side View
Table 61.0%Crown 45.9°Girdle: THK-VTKPavilion 34°Culet: NoneDepth 55.9%

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: £7,050 GBP|Low: £3,115 GBP|High: £7,050 GBP|Avg: £4,464 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
November 6, 2026
Retailer 2£3,115 GBP
Retailer 9£3,492 GBP
Retailer 11£3,805 GBP
Retailer 10£3,839 GBP
Retailer 4£3,891 GBP
Retailer 6£4,145 GBP
Retailer 3£4,215 GBP
Retailer 5£4,215 GBP
Retailer 12£4,215 GBP
Retailer 7£4,572 GBP
Retailer 13£4,864 GBP
Retailer 8£6,696 GBP
NZ Jewellers£7,050 GBP

31 data points across 13 retailers

15 retailers£3,115 GBP to £7,050 GBP

A
Cheapest Retailer
-
£3,115 GBP
A
Retailer 2
-
£3,492 GBP
View
A
Retailer 3
-
£3,805 GBP
View
A
Retailer 4
-
£3,839 GBP
View
B+
Retailer 5
-
£3,891 GBP
View
Final sale: no returns
B+
Retailer 6
-
£4,097 GBP
View
A
Retailer 7
-
£4,145 GBP
View
B+
Retailer 8
-
£4,215 GBP
View
B+
Retailer 9
-
£4,215 GBP
View
Retailer 10
-
£4,215 GBP
View
Price last confirmed 21 days ago
B+
Retailer 11
-
£4,330 GBP
View
A
Retailer 12
-
£4,572 GBP
View
B+
Retailer 13
-
£4,864 GBP
View
B+
Retailer 14
-
£6,696 GBP
View
Most Expensive
B+
NZ Jewellers
32a4d713-0979-49e2-aca2-73a4e9bc457d · Nov 5
£7,050 GBP
$9,437 USD
View
14 more retailers have this diamond
Prices start from £3,115 GBPSave up to £3,936 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
2.51ct Heart
£3,115 GBP