Side by side

Marathon Arctic OSAR 36mm AutomaticvsPraesidus A-5 UDT

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

Arctic OSAR 36mm Automatic
MarathonArctic OSAR 36mm Automatic
MSRP $1,200
A-5 UDT
PraesidusA-5 UDT
MSRP $645

At a glance

9 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
A-5 UDT38mm
Power Reserve
Arctic OSAR 36mm Automatic40h
A-5 UDT40h
Water Resistance
Arctic OSAR 36mm Automatic300m
A-5 UDT200m
MSRP
Arctic OSAR 36mm Automatic$1,200
A-5 UDT$645

Full specifications

Case

5 specs
Diameter
36mm
38mm
Thickness
13mm
Lug-to-Lug
43.5mm
Lug Width
18mm
20mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
White
Blue

Movement

1 specs
Caliber
Sellita SW220-1
Miyota 9015

Pricing

1 specs
MSRP
$1,200
$645

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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 Arctic OSAR 36mm Automatic

The Marathon Arctic OSAR 36mm Automatic is noted for its non-tritium dial option, though some owners prefer the 1-12 numeral layout found on other models. One owner found the 36mm size too small for their wrist. Overall, owners appreciate the Marathon Arctic OSAR 36mm Automatic for its non-tritium dial option.

Praesidus A-5 UDT

The Praesidus A-5 UDT is noted for its historically inspired design, featuring an oversized crown cap and chain that pays homage to WW2 canteen watches. Reviewers highlight its functional dial with embossed, Super-LumiNova filled numerals and markers for legibility, alongside 200m water resistance and a 38mm brushed stainless steel case. Some owners find the 11.7mm thickness problematic, describing it as disproportionately tall. The watch's ana/digi functionality and connection to special operations forces are also praised. On balance, owners and reviewers appreciate the Praesidus A-5 UDT for its unique historical design elements and functional dial.

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