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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 $6,602 NZD
As of November 6, 2026
Save $7,061 NZD (52%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $13,663 NZD 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 $6,602 to $13,663, a $7,061 spread on the same certified stone. MOH London lists it at $13,663. 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
Colour
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: $13,663 NZD|Low: $6,602 NZD|High: $13,865 NZD|Avg: $8,914 NZD|-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 7, 2026
Retailer 11$6,602 NZD
Retailer 6$6,629 NZD
Retailer 5$7,502 NZD
Retailer 9$7,614 NZD
Retailer 3$7,937 NZD
Retailer 12$7,988 NZD
Retailer 2$8,491 NZD
Retailer 4$8,670 NZD
Retailer 10$8,989 NZD
Retailer 7$9,678 NZD
Retailer 8$10,493 NZD
MOH London$13,663 NZD

33 data points across 12 retailers

19 retailers$6,602 NZD to $13,663 NZD

A
Cheapest Retailer
-
$6,602 NZD
A
Retailer 2
-
$6,629 NZD
View
B+
Retailer 3
-
$7,502 NZD
View
B+
Retailer 4
-
$7,614 NZD
View
B+
Retailer 5
-
$7,937 NZD
View
Final sale: no returns
B+
Retailer 6
-
$7,988 NZD
View
B+
Retailer 7
-
$8,118 NZD
View
Retailer 8
-
$8,399 NZD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
$8,491 NZD
View
Retailer 10
-
$8,601 NZD
View
Price last confirmed 9 days ago
Retailer 11
-
$8,670 NZD
View
Price last confirmed 29 days ago
B
Retailer 12
-
$8,839 NZD
View
B
Retailer 13
-
$8,872 NZD
View
B+
Retailer 14
-
$8,989 NZD
View
B+
Retailer 15
-
$9,678 NZD
View
B
Retailer 16
-
$10,493 NZD
View
B
Retailer 17
-
$12,539 NZD
View
B
Retailer 18
-
$12,889 NZD
View
Most Expensive
B
MOH London
FF834143C · Nov 4
$13,663 NZD
£5,964 GBP
View
18 more retailers have this diamond
Prices start from $6,602 NZDSave up to $7,061 NZD

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
$6,602 NZD