Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsDryden Heartlander Automatic

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

OSAR-D (Original SAR with Date) Automatic 46mm
MarathonOSAR-D (Original SAR with Date) Automatic 46mm
MSRP $2,500
Heartlander Automatic
DrydenHeartlander Automatic
MSRP $600

At a glance

11 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
Heartlander Automatic38mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
Heartlander Automatic40h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
Heartlander Automatic101m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
Heartlander Automatic$600

Full specifications

Case

7 specs
Category
Diver
Field
Diameter
46mm
38mm
Thickness
13mm
11.2mm
Lug-to-Lug
43.5mm
46mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
101m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Goldfinch

Movement

1 specs
Caliber
Sellita SW220-1
Miyota 9039

Pricing

1 specs
MSRP
$2,500
$600

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What people say

Owners + reviewers, side by side

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

Marathon OSAR-D (Original SAR with Date) Automatic 46mm

The Marathon OSAR-D (Original SAR with Date) Automatic 46mm is widely regarded as a rugged and legible timepiece, featuring a familiar geometric dial with MaraGlo lume and a white dial with applied hour markers that enhance legibility. Owners and reviewers note its 300-meter water resistance and the reliable Swiss-made Sellita SW200-1 automatic movement with improved shock protection. The watch is described as large, thick, and heavy, with some owners finding it comfortable on the wrist while others note its substantial presence, particularly at a table. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 46mm for its rugged build and excellent legibility.

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.

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