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Heart|Natural|GIA

1.02ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 3545519851

Certificate GIA 3545519851

Diamond specifications and retailer prices

From $1,651 USD
As of November 6, 2026
Save $2,772 USD (63%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,423 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural heart diamond

This 1.02ct natural heart sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3545519851. Listed at 20 retailers as of November 5, 2026, with prices from $1,651 to $4,423, a $2,772 spread on the same certified stone. NZ Jewellers lists it at $4,423. 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

1.02
Carat
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle37.9°
OriginNatural
Grading LabGIA
CertificateGIA 3545519851
Dimensions6.14 × 6.90 × 4.06 mm
L/W Ratio1.12
Top View
6.14 mm6.90 mm1.02 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3545519851
Side View
Table 59.0%CrownGirdle: MED-THKPavilion 37.9°Culet: NoneDepth 58.9%

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: $4,423 USD|Low: $1,638 USD|High: $4,521 USD|Avg: $2,422 USD|-2.2%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 8$1,651 USD
Retailer 10$1,675 USD
Retailer 18$1,769 USD
Retailer 4$1,834 USD
Retailer 12$1,915 USD
Retailer 3$1,956 USD
Retailer 15$1,960 USD
Retailer 11$2,004 USD
Retailer 7$2,040 USD
Retailer 13$2,052 USD
Retailer 17$2,081 USD
Retailer 6$2,205 USD
Retailer 14$2,298 USD
Retailer 2$2,318 USD
Retailer 16$2,582 USD
Retailer 5$3,388 USD
Retailer 9$3,470 USD
Retailer 19$3,723 USD
NZ Jewellers$4,423 USD

19 data points across 19 retailers

20 retailers$1,651 USD to $4,423 USD

A
Cheapest Retailer
-
$1,651 USD
A
Retailer 2
-
$1,675 USD
View
A
Retailer 3
-
$1,769 USD
View
Final sale: no returns
A
Retailer 4
-
$1,834 USD
View
A
Retailer 5
-
$1,915 USD
View
A
Retailer 6
-
$1,956 USD
View
A
Retailer 7
-
$1,960 USD
View
A
Retailer 8
-
$2,004 USD
View
A
Retailer 9
-
$2,040 USD
View
A
Retailer 10
-
$2,052 USD
View
A
Retailer 11
-
$2,081 USD
View
B+
Retailer 12
-
$2,205 USD
View
B+
Retailer 13
-
$2,298 USD
View
B+
Retailer 14
-
$2,318 USD
View
B+
Retailer 15
-
$2,582 USD
View
Retailer 16
-
$2,735 USD
View
Price last confirmed 32 days ago
B
Retailer 17
-
$3,388 USD
View
B
Retailer 18
-
$3,470 USD
View
B
Retailer 19
-
$3,723 USD
View
Most Expensive
B
NZ Jewellers
403bec99-246d-4ded-b7e2-18fc349f5c48 · Nov 5
$4,423 USD
View
19 more retailers have this diamond
Prices start from $1,651 USDSave up to $2,772 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
1.02ct Heart
$1,651 USD