Side by side

Dryden Heartlander AutomaticvsOrient M-Force AC0N

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Heartlander Automatic
DrydenHeartlander Automatic
MSRP $600
M-Force AC0N
OrientM-Force AC0N
MSRP $555
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Dryden Heartlander Automatic

The Dryden Heartlander Automatic is widely praised for its versatility, comfortable 38mm case that wears smaller than its dimensions suggest, and excellent dial variety. Reviewers highlight its value at $500, noting good finishing, a domed sapphire crystal, and 100m water resistance. The tapering bracelet with solid links is also considered comfortable. One owner notes the crown may protrude slightly and irritate some wearers. On balance, owners and reviewers rate the Dryden Heartlander Automatic highly for its combination of wearability, features, and value.

Orient M-Force AC0N

Owners widely praise the Orient M-Force AC0N for its rugged, tank-like appearance and robust, well-built construction, with many citing the reliability of Japanese automatic movements as a key draw. Reviewers and owners consistently flag excellent lume and a superior diver bezel, though one owner notes poor low-light legibility due to weak lume. Accuracy figures vary, with one owner reporting stable +12 seconds/day timekeeping while another found it kept near-perfect time when fully wound; a wobbly crown was also noted by one owner. Overall, owners rate the Orient M-Force AC0N highly for its toughness and value, with its striking design and durable build being the primary reasons for satisfaction.

At a glance

15 of 29 specs differ
Diameter
Heartlander Automatic38mm
M-Force AC0N45mm
Power Reserve
Heartlander Automatic40h
M-Force AC0N40h
Water Resistance
Heartlander Automatic101m
M-Force AC0N200m
MSRP
Heartlander Automatic$600
M-Force AC0N$555

Full specifications

Case

5 specs
Category
Field
Diver
Diameter
38mm
45mm
Thickness
11.2mm
12.8mm
Lug-to-Lug
46mm
52mm
Water Resistance
101m
200m

Crystal & Dial

5 specs
Crystal
Domed Sapphire
Sapphire
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
Goldfinch
Green
Indices
Applied

Movement

4 specs
Caliber
Miyota 9039
F6727
Beat Rate
28,800 vph
21,600 vph
Jewels
25
22
Complications
None
Date

Pricing

1 specs
MSRP
$600
$555
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