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Heart|Natural|IGI

2.51ct J SI1 Heart Natural Diamond

VG • J/SI1 • IGI 320867690

Shape and cutting style on the report: Heart brilliant

Certificate IGI 320867690

Diamond specifications and retailer prices

From $16,047 NZD
As of November 5, 2026
Save $7,758 NZD (33%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $23,805 NZD at MOH London · As of November 4, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 320867690. Listed at 4 retailers as of November 4, 2026, with prices from $16,047 to $23,805, a $7,758 spread on the same certified stone. MOH London lists it at $23,805. 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
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
Crown angle31.1°
Pavilion angle35.2°
OriginNatural
Grading LabIGI
CertificateIGI 320867690
Dimensions9.22 × 10.17 × 4.50 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Top View
9.22 mm10.17 mm2.51 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateIGI 320867690
Side View
Table 63.0%Crown 31.1°Girdle: MED-STKPavilion 35.2°Culet: NoneDepth 44.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $23,805 NZD|Low: $16,047 NZD|High: $24,158 NZD|Avg: $19,368 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$16,047 NZD
Retailer 2$17,711 NZD
MOH London$23,805 NZD

44 data points across 3 retailers

4 retailers$16,047 NZD to $23,805 NZD

B+
Cheapest Retailer
-
$16,047 NZD
B+
Retailer 2
-
$17,711 NZD
View
B+
Retailer 3
-
$17,774 NZD
View
Most Expensive
B
MOH London
F4C0D13A7 · Nov 4
$23,805 NZD
£10,391 GBP
View
3 more retailers have this diamond
Prices start from $16,047 NZDSave up to $7,758 NZD

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.

B+
2.51ct Heart
$16,047 NZD