Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 36mmvsZelos Blacktip 41

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

OSAR-D (Original SAR with Date) Automatic 36mm
MarathonOSAR-D (Original SAR with Date) Automatic 36mm
MSRP $1,200
Blacktip 41
ZelosBlacktip 41
MSRP $499

At a glance

9 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 36mm36mm
Blacktip 4141mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 36mm40h
Blacktip 4140h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 36mm300m
Blacktip 41200m
MSRP
OSAR-D (Original SAR with Date) Automatic 36mm$1,200
Blacktip 41$499

Full specifications

Case

5 specs
Diameter
36mm
41mm
Thickness
13mm
12mm
Lug-to-Lug
43.5mm
41mm
Lug Width
18mm
20mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Teal

Movement

1 specs
Caliber
Sellita SW220-1
Miyota 9015

Pricing

1 specs
MSRP
$1,200
$499

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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 36mm

Owners widely praise the Marathon OSAR-D (Original SAR with Date) Automatic 36mm for its exceptional legibility, featuring large hour markers and MaraGlo lume. The watch is noted for its comfortable wearability and competent Swiss-made Selitta SW200-1 automatic movement, offering 300-meter water resistance and a sapphire crystal. Some enthusiasts find the price of $1,380 USD on rubber to be excessive, particularly compared to past models or other brands, and the Spartan bracelet is described as lacking refinement. On balance, owners and reviewers find the Marathon OSAR-D Automatic 36mm a reliable and functional tool watch, with its clear dial and robust build being the primary draws.

Zelos Blacktip 41

The Zelos Blacktip 41 is widely praised for its exceptional quality and value, featuring a titanium case, sapphire crystal, and a reliable Miyota 9015 movement. Owners and reviewers highlight its well-proportioned 41mm case with strong ergonomics, a 47.5mm lug-to-lug, and a 11.5mm thickness, making it a comfortable diver for many. The watch boasts eye-catching dials with grained textures and degrade effects, complemented by large applied indices, a lume-filled crown, and strong two-tone lume. The bezel action is described as having firm clicks with a slight return. The Miyota 9015 movement provides near-COSC accuracy and a 200m water resistance. On balance, owners and reviewers rate the Zelos Blacktip 41 highly for its superb value and well-executed dive watch features at its price point.

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