Heart|Natural|GIA

1.01ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 2426187670

Certificate GIA 2426187670

Diamond specifications and retailer prices

From $1,263 USD
As of November 6, 2026
Save $3,090 USD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,353 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural heart diamond

This 1.01ct 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 2426187670. Listed at 18 retailers as of November 5, 2026, with prices from $1,263 to $4,353, a $3,090 spread on the same certified stone. NZ Jewellers lists it at $4,353. 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

1.01
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2426187670
Dimensions6.06 × 6.46 × 4.09 mm
L/W Ratio1.07
Top View
6.06 mm6.46 mm1.01 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2426187670
Side View
Table 58.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 63.3%

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 6
Current: $1,263 USD|Low: $1,214 USD|High: $3,164 USD|Avg: $2,021 USD|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1$1,263 USD
Retailer 7$1,292 USD
Retailer 9$1,646 USD
Retailer 8$1,720 USD
Retailer 2$1,867 USD
Retailer 4$1,981 USD
Retailer 5$2,178 USD
Retailer 10$2,328 USD
Retailer 3$2,422 USD
Retailer 6$3,126 USD

36 data points across 10 retailers

18 retailers$1,263 USD to $4,353 USD

A
Cheapest Retailer
-
$1,263 USD
A
Retailer 2
-
$1,292 USD
View
B+
Retailer 3
-
$1,638 USD
View
B+
Retailer 4
-
$1,646 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,720 USD
View
Retailer 6
-
$1,785 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$1,785 USD
View
B+
Retailer 8
-
$1,794 USD
View
B+
Retailer 9
-
$1,867 USD
View
B
Retailer 10
-
$1,946 USD
View
B
Retailer 11
-
$1,981 USD
View
B
Retailer 12
-
$2,059 USD
View
B+
Retailer 13
-
$2,178 USD
View
Retailer 14
-
$2,328 USD
View
Price last confirmed 32 days ago
B
Retailer 15
-
$2,422 USD
View
B
Retailer 16
-
$3,126 USD
View
B
Retailer 17
-
$3,951 USD
View
Most Expensive
C
NZ Jewellers
5dcfe42a-ebad-4a1a-8c6f-ecc666908a7a · Nov 5
$4,353 USD
View
17 more retailers have this diamond
Prices start from $1,263 USDSave up to $3,090 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
1.01ct Heart
$1,263 USD