Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsZelos Blacktip 200m Diver

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Marathon OSAR-D (Original SAR with Date) Automatic 41mm at true scale

OSAR-D (Original SAR with Date) Automatic 41mm

Zelos Blacktip 200m Diver at true scale

Blacktip 200m Diver

Diameter

41mm

41mm

Lug-to-Lug

43.5mm

lowest

47.5mm

Thickness

13mm

11.5mm

lowest

Water Resistance

300m

highest

200m

MSRP

$1,800

$499

lowest

Movement

Sellita SW220-1

Miyota 9015

Case

5 specs
Thickness
13mm
11.5mm
Lug-to-Lug
43.5mm
47.5mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Black
n/a

Movement

1 specs
Caliber
Sellita SW220-1
Miyota 9015

Pricing

1 specs
MSRP
$1,800
$499
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Reviews

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

Marathon OSAR-D (Original SAR with Date) Automatic 41mm

The Marathon OSAR-D (Original SAR with Date) Automatic 41mm is noted for its high legibility, featuring large hour markers and a white dial with applied indices. A functional date magnifier is present. The watch utilizes a reliable Sellita SW200-1 automatic movement. One reviewer found the bracelet lacked refinement and preferred the rubber strap option. On balance, reviewers highlight the Marathon OSAR-D (Original SAR with Date) Automatic 41mm's strong legibility and functional design as its primary strengths.

Zelos Blacktip 200m Diver

The Zelos Blacktip 200m Diver is widely praised for its superb value, distinctive design, and ergonomic 41mm case that measures 11.5mm thick. Owners highlight the bezel action as great and the bracelet as rock solid with toolless micro-adjust. The watch features eye-catching dials, including shimmery red aventurine and sand fume options, and a full lume dial is noted. The screw-down crown engages and screws in smoothly, with no stem or crown wobble reported, though one owner described the crown action as a little gritty. The Miyota 9015 movement powers the watch, which is rated for 200m water resistance. On balance, owners and reviewers rate the Zelos Blacktip 200m Diver highly for its outstanding value and distinctive dial and bezel treatments.