CaratHunter
Plans
Heart|Natural|GIA

1.56ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 2544738463

Certificate GIA 2544738463

Diamond specifications and retailer prices

From $4,746 CAD
As of November 6, 2026
Save $876 CAD (16%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,622 CAD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.56ct natural heart diamond

This 1.56ct natural heart sits in the one-and-a-half to two carat band, graded H 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 2544738463. Listed at 7 retailers as of November 5, 2026, with prices from $4,746 to $5,622, a $876 spread on the same certified stone. Blue Nile lists it at $5,622. 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

1.56
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2544738463
Dimensions7.26 × 8.06 × 4.71 mm
L/W Ratio1.11
Top View
7.26 mm8.06 mm1.56 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2544738463
Side View
Table 54.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.4%

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: $5,622 CAD|Low: $4,337 CAD|High: $6,767 CAD|Avg: $5,285 CAD|-16.9%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$4,746 CAD
Retailer 4$4,830 CAD
Retailer 7$4,910 CAD
Retailer 2$4,940 CAD
Retailer 6$5,067 CAD
Retailer 3$5,068 CAD
Blue Nile$5,622 CAD

42 data points across 7 retailers

7 retailers$4,746 CAD to $5,622 CAD

A
Cheapest Retailer
-
$4,746 CAD
A
Retailer 2
-
$4,830 CAD
View
Final sale: no returns
A
Retailer 3
-
$4,910 CAD
View
A
Retailer 4
-
$4,940 CAD
View
A
Retailer 5
-
$5,067 CAD
View
A
Retailer 6
-
$5,068 CAD
View
Most Expensive
A
Blue Nile
28420041 · Nov 5
$5,622 CAD
$3,997 USD
View
6 more retailers have this diamond
Prices start from $4,746 CADSave up to $876 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
1.56ct Heart
$4,746 CAD