CaratHunter
Plans
Heart|Natural|GIA

2.51ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 7568732075

Certificate GIA 7568732075

Diamond specifications and retailer prices

From $10,182 USD
₹969,745 INR
As of November 1, 2026
Save $8,498 USD (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $18,680 USD at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7568732075. Listed at 14 retailers as of October 30, 2026, with prices from $10,182 to $18,680, a $8,498 spread on the same certified stone. NZ Jewellers lists it at $18,680. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.51
Carat
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7568732075
Dimensions8.30 × 9.23 × 5.26 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Feather, Crystal, Cavity, Indented Natural, Needle, Natural
Top View
8.30 mm9.23 mm2.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7568732075
Side View
Table 59.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 57.0%

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 1
Current: $18,680 USD|Low: $10,182 USD|High: $18,680 USD|Avg: $12,925 USD
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 2, 2026
Retailer 9$10,182 USD
Retailer 12$10,837 USD
Retailer 13$11,244 USD
Retailer 7$11,782 USD
Retailer 4$11,996 USD
Retailer 5$12,037 USD
Retailer 8$12,044 USD
Retailer 2$12,992 USD
Retailer 10$13,403 USD
Retailer 6$13,644 USD
Retailer 3$13,918 USD
Retailer 11$17,504 USD
NZ Jewellers$18,680 USD

5 data points across 13 retailers

14 retailers$10,182 USD to $18,680 USD

A
Cheapest Retailer
-
$10,182 USD
₹969,745 INR
A
Retailer 2
-
$10,535 USD
A$16,208 AUD
View
A
Retailer 3
-
$10,837 USD
View
A
Retailer 4
-
$11,244 USD
View
A
Retailer 5
-
$11,782 USD
View
Final sale: no returns
A
Retailer 6
-
$11,996 USD
View
A
Retailer 7
-
$12,037 USD
View
A
Retailer 8
-
$12,044 USD
£9,484 GBP
View
A
Retailer 9
-
$12,992 USD
£10,230 GBP
View
A
Retailer 10
-
$13,403 USD
View
A
Retailer 11
-
$13,644 USD
View
B+
Retailer 12
-
$13,918 USD
View
B+
Retailer 13
-
$17,504 USD
£13,783 GBP
View
Most Expensive
B+
NZ Jewellers
60492a81-2723-4941-a74e-d27a0f90ce4f · Oct 30
$18,680 USD
View
13 more retailers have this diamond
Prices start from $10,182 USDSave up to $8,498 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
$10,182 USD