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Heart|Natural|GIA

1.54ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 5231681789

Certificate GIA 5231681789

Diamond specifications and retailer prices

From $5,739 CAD
As of November 2, 2026
Save $4,874 CAD (46%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,613 CAD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.54ct natural heart diamond

This 1.54ct natural heart sits in the one-and-a-half to two 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 5231681789. Listed at 8 retailers as of November 2, 2026, with prices from $5,739 to $10,613, a $4,874 spread on the same certified stone. NZ Jewellers lists it at $10,613. 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

1.54
Carat
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.71°
Pavilion angle42.28°
OriginNatural
Grading LabGIA
CertificateGIA 5231681789
Dimensions7.15 × 7.96 × 4.82 mm
L/W Ratio1.11
Top View
7.15 mm7.96 mm1.54 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5231681789
Side View
Table 61.0%Crown 36.71°Girdle: STK-THKPavilion 42.28°Culet: NoneDepth 60.6%

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 2
Current: $10,613 CAD|Low: $5,663 CAD|High: $10,941 CAD|Avg: $7,147 CAD|-3.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 9$5,663 CAD
Retailer 2$5,739 CAD
Retailer 6$5,781 CAD
Retailer 4$6,092 CAD
Retailer 5$6,092 CAD
Retailer 7$6,289 CAD
Retailer 8$6,698 CAD
Retailer 10$6,853 CAD
Retailer 3$9,701 CAD
NZ Jewellers$10,613 CAD

33 data points across 10 retailers

8 retailers$5,739 CAD to $10,613 CAD

A
Cheapest Retailer
-
$5,739 CAD
A
Retailer 2
-
$5,781 CAD
View
A
Retailer 3
-
$6,092 CAD
View
A
Retailer 4
-
$6,092 CAD
View
A
Retailer 5
-
$6,289 CAD
View
Retailer 6
-
$6,698 CAD
View
Price last confirmed 29 days ago
B+
Retailer 7
-
$9,701 CAD
View
Most Expensive
B+
NZ Jewellers
a507d41b-ac5a-4fee-a244-4b369db3e023 · Nov 3
$10,613 CAD
$7,545 USD
View
7 more retailers have this diamond
Prices start from $5,739 CADSave up to $4,874 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
1.54ct Heart
$5,739 CAD