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Heart|Natural|IGI

2.51ct I SI2 Heart Natural Diamond

VG • I/SI2 • IGI 803676909

Shape and cutting style on the report: Heart brilliant

Certificate IGI 803676909

Diamond specifications and retailer prices

From $4,286 USD
SGD 5,792 SGD
As of October 31, 2026
Save $4,983 USD (54%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $9,269 USD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 2.51ct natural heart diamond

This 2.51ct natural heart sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 803676909. Listed at 4 retailers as of October 27, 2026, with prices from $4,286 to $9,269, a $4,983 spread on the same certified stone. Wholesale Diamonds Direct lists it at $9,269. 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
I
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle38.7°
OriginNatural
Grading LabIGI
CertificateIGI 803676909
Dimensions8.18 × 9.22 × 5.47 mm
L/W Ratio1.13
Girdle conditionFaceted
Top View
8.18 mm9.22 mm2.51 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 803676909
Side View
Table 60.0%Crown 38.8°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 59.3%

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: Oct 31
Current: $5,154 USD|Low: $4,286 USD|High: $10,598 USD|Avg: $6,816 USD|-15.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Wholesale Diamonds Direct
October 28, 2026
Retailer 2$4,286 USD
Retailer 3$4,506 USD
Retailer 1$5,154 USD
Retailer 4$7,195 USD
Retailer 5$8,974 USD
Wholesale Diamonds Direct$9,269 USD

19 data points across 6 retailers

4 retailers$4,286 USD to $9,269 USD

A
Cheapest Retailer
-
$4,286 USD
SGD 5,792 SGD
A
Retailer 2
-
$5,154 USD
View
B+
Retailer 3
-
$7,195 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
539152056 · Oct 27
$9,269 USD
View
3 more retailers have this diamond
Prices start from $4,286 USDSave up to $4,983 USD

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
$4,286 USD