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Heart|Natural|GIA

1.40ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 1509473967

Certificate GIA 1509473967

Diamond specifications and retailer prices

From $5,148 CAD
As of November 6, 2026
Save $5,506 CAD (52%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $10,654 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.4ct natural heart diamond

This 1.4ct natural heart sits in the one-and-a-quarter to one-and-a-half 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 1509473967. Listed at 19 retailers as of November 4, 2026, with prices from $5,148 to $10,654, a $5,506 spread on the same certified stone. MOH London lists it at $10,654. 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

1.40
Carat
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.57°
Pavilion angle53.73°
OriginNatural
Grading LabGIA
CertificateGIA 1509473967
Dimensions6.48 × 6.01 × 4.18 mm
L/W Ratio1.08
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Needle, Feather, Cloud
Top View
6.48 mm6.01 mm1.40 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1509473967
Side View
Table 63.0%Crown 44.57°Girdle: THK-THKPavilion 53.73°Culet: NoneDepth 69.6%

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 6
Current: $10,654 CAD|Low: $5,148 CAD|High: $10,811 CAD|Avg: $6,957 CAD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 11$5,148 CAD
Retailer 5$5,169 CAD
Retailer 2$5,850 CAD
Retailer 9$5,937 CAD
Retailer 3$6,189 CAD
Retailer 12$6,228 CAD
Retailer 7$6,604 CAD
Retailer 4$6,760 CAD
Retailer 10$7,009 CAD
Retailer 6$7,546 CAD
Retailer 8$8,182 CAD
MOH London$10,654 CAD

32 data points across 12 retailers

19 retailers$5,148 CAD to $10,654 CAD

A
Cheapest Retailer
-
$5,148 CAD
A
Retailer 2
-
$5,169 CAD
View
B+
Retailer 3
-
$5,850 CAD
View
B+
Retailer 4
-
$5,937 CAD
View
B+
Retailer 5
-
$6,189 CAD
View
Final sale: no returns
B+
Retailer 6
-
$6,228 CAD
View
B+
Retailer 7
-
$6,330 CAD
View
Retailer 8
-
$6,549 CAD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
$6,604 CAD
View
Retailer 10
-
$6,707 CAD
View
Price last confirmed 9 days ago
Retailer 11
-
$6,760 CAD
View
Price last confirmed 29 days ago
B
Retailer 12
-
$6,892 CAD
View
B
Retailer 13
-
$6,918 CAD
View
B+
Retailer 14
-
$7,009 CAD
View
B+
Retailer 15
-
$7,546 CAD
View
B
Retailer 16
-
$8,182 CAD
View
B
Retailer 17
-
$9,777 CAD
View
B
Retailer 18
-
$10,050 CAD
View
Most Expensive
B
MOH London
FF834143C · Nov 4
$10,654 CAD
£5,964 GBP
View
18 more retailers have this diamond
Prices start from $5,148 CADSave up to $5,506 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
1.40ct Heart
$5,148 CAD