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Heart|Natural|GIA

1.23ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 6237766192

Certificate GIA 6237766192

Diamond specifications and retailer prices

From $4,167 CAD
$2,983 USD
As of November 1, 2026
Save $4,499 CAD (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,666 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 1.23ct natural heart diamond

This 1.23ct natural heart sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6237766192. Listed at 11 retailers as of November 1, 2026, with prices from $4,167 to $8,666, a $4,499 spread on the same certified stone. MOH London lists it at $8,666. 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

1.23
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6237766192
Dimensions7.32 × 5.50 × 3.71 mm
L/W Ratio1.33
Culet sizeNone
Top View
7.32 mm5.50 mm1.23 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6237766192
Side View
Table 70.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $8,666 CAD|Low: $4,167 CAD|High: $8,759 CAD|Avg: $5,575 CAD|-1.1%
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 2, 2026
Retailer 10$4,167 CAD
Retailer 7$4,247 CAD
Retailer 11$4,277 CAD
Retailer 8$4,449 CAD
Retailer 12$4,712 CAD
Retailer 2$5,123 CAD
Retailer 6$5,416 CAD
Retailer 3$5,867 CAD
Retailer 5$6,065 CAD
Retailer 4$6,455 CAD
Retailer 9$7,560 CAD
MOH London$8,666 CAD

20 data points across 12 retailers

11 retailers$4,167 CAD to $8,666 CAD

B+
Cheapest Retailer
-
$4,167 CAD
$2,983 USD
B+
Retailer 2
-
$4,247 CAD
$3,040 USD
View
B+
Retailer 3
-
$4,277 CAD
$3,062 USD
View
B+
Retailer 4
-
$4,449 CAD
$3,185 USD
View
B
Retailer 5
-
$4,712 CAD
$3,373 USD
View
B
Retailer 6
-
$5,123 CAD
£2,888 GBP
View
B
Retailer 7
-
$5,416 CAD
£3,053 GBP
View
Retailer 8
-
$5,867 CAD
$4,200 USD
View
Price last confirmed 10 days ago
B
Retailer 9
-
$6,065 CAD
€4,135 EUR
View
B
Retailer 10
-
$7,560 CAD
$5,412 USD
View
Most Expensive
B
MOH London
424A08179 · Nov 1
$8,666 CAD
£4,885 GBP
View
10 more retailers have this diamond
Prices start from $4,167 CADSave up to $4,499 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.

B+
1.23ct Heart
$4,167 CAD