Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsCitizen Promaster Diver Ecozilla

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
Promaster Diver Ecozilla
CitizenPromaster Diver Ecozilla
MSRP $469

At a glance

10 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
Promaster Diver Ecozilla48mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
Promaster Diver Ecozilla40h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
Promaster Diver Ecozilla300m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
Promaster Diver Ecozilla$469

Full specifications

Case

5 specs
Diameter
46mm
48mm
Thickness
13mm
12mm
Lug-to-Lug
43.5mm
46mm
Lug Width
18mm
29mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

2 specs
Crystal
Sapphire
Mineral
AR Coating
Inner
Underside

Movement

2 specs
Caliber
Sellita SW220-1
B873
Type
Automatic
Solar

Pricing

1 specs
MSRP
$2,500
$469

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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.

Citizen Promaster Diver Ecozilla

The Citizen Promaster Diver Ecozilla is widely praised for its reassuringly solid, overbuilt feel and excellent value, especially when on sale. Owners note that the second hand hits its markers well, with one owner reporting all nine of their Citizen watches exhibit proper alignment. The watch features robust 300m water resistance and vibrant lume. However, its substantial 48mm size and 18.6mm thickness create a massive wrist presence, and some owners question its wearability due to its chunky dimensions, with one noting the stainless steel version weighs a ton. On balance, owners and reviewers rate the Citizen Promaster Diver Ecozilla highly for its robust build and excellent value proposition.

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