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Heart|Natural|GIA

1.40ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 2427827871

Certificate GIA 2427827871

Diamond specifications and retailer prices

From $3,815 CAD
As of November 6, 2026
Save $4,363 CAD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,178 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 G 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 2427827871. Listed at 17 retailers as of November 4, 2026, with prices from $3,815 to $8,178, a $4,363 spread on the same certified stone. MOH London lists it at $8,178. 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
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.92°
Pavilion angle54.71°
OriginNatural
Grading LabGIA
CertificateGIA 2427827871
Dimensions6.41 × 5.97 × 4.17 mm
L/W Ratio1.07
Top View
6.41 mm5.97 mm1.40 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2427827871
Side View
Table 62.0%Crown 41.92°Girdle: MED-THKPavilion 54.71°Culet: NoneDepth 69.7%

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: $8,178 CAD|Low: $3,815 CAD|High: $8,300 CAD|Avg: $5,368 CAD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$3,815 CAD
Retailer 8$3,834 CAD
Retailer 10$4,525 CAD
Retailer 7$4,573 CAD
Retailer 5$5,044 CAD
Retailer 4$5,327 CAD
Retailer 9$5,521 CAD
Retailer 3$5,708 CAD
Retailer 6$5,985 CAD
MOH London$8,178 CAD

29 data points across 10 retailers

17 retailers$3,815 CAD to $8,178 CAD

A
Cheapest Retailer
-
$3,815 CAD
A
Retailer 2
-
$3,834 CAD
View
A
Retailer 3
-
$4,353 CAD
View
A
Retailer 4
-
$4,525 CAD
View
Final sale: no returns
A
Retailer 5
-
$4,573 CAD
View
A
Retailer 6
-
$4,726 CAD
View
Retailer 7
-
$4,903 CAD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$4,910 CAD
View
A
Retailer 9
-
$5,044 CAD
View
B+
Retailer 10
-
$5,106 CAD
View
Retailer 11
-
$5,256 CAD
View
Price last confirmed 33 days ago
B+
Retailer 12
-
$5,327 CAD
View
B+
Retailer 13
-
$5,708 CAD
View
B+
Retailer 14
-
$5,985 CAD
View
B+
Retailer 15
-
$7,206 CAD
View
B
Retailer 16
-
$7,407 CAD
View
Most Expensive
B
MOH London
8D7273431 · Nov 4
$8,178 CAD
£4,578 GBP
View
16 more retailers have this diamond
Prices start from $3,815 CADSave up to $4,363 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
$3,815 CAD