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Heart|Natural|GIA

1.03ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 6551441071

Certificate GIA 6551441071

Diamond specifications and retailer prices

From $1,954 CAD
As of November 4, 2026
Save $641 CAD (25%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,595 CAD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551441071. Listed at 7 retailers as of November 4, 2026, with prices from $1,954 to $2,595, a $641 spread on the same certified stone. GemTrove lists it at $2,595. 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

1.03
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551441071
Dimensions6.42 × 6.95 × 4.13 mm
L/W Ratio1.08
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Needle
Top View
6.42 mm6.95 mm1.03 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551441071
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,595 CAD|Low: $1,831 CAD|High: $2,715 CAD|Avg: $2,245 CAD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4$1,954 CAD
Retailer 3$1,962 CAD
Retailer 5$1,980 CAD
Retailer 2$2,127 CAD
Retailer 7$2,217 CAD
Retailer 6$2,362 CAD
GemTrove$2,595 CAD

40 data points across 7 retailers

7 retailers$1,954 CAD to $2,595 CAD

A
Cheapest Retailer
-
$1,954 CAD
Final sale: no returns
A
Retailer 2
-
$1,962 CAD
View
A
Retailer 3
-
$1,980 CAD
View
A
Retailer 4
-
$2,127 CAD
View
A
Retailer 5
-
$2,217 CAD
View
B+
Retailer 6
-
$2,362 CAD
View
Most Expensive
B+
GemTrove
GT-N-01268903-98 · Nov 6
$2,595 CAD
A$2,838 AUD
View
6 more retailers have this diamond
Prices start from $1,954 CADSave up to $641 CAD

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
1.03ct Heart
$1,954 CAD