Side by side

Marathon Arctic OSAR 36mm AutomaticvsZelos Spearfish Dual Time

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
Spearfish Dual Time
ZelosSpearfish Dual Time
MSRP $2,199

At a glance

11 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
Spearfish Dual Time40mm
Power Reserve
Arctic OSAR 36mm Automatic40h
Spearfish Dual Time40h
Water Resistance
Arctic OSAR 36mm Automatic300m
Spearfish Dual Time100m
MSRP
Arctic OSAR 36mm Automatic$1,200
Spearfish Dual Time$2,199

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
36mm
40mm
Thickness
13mm
10mm
Lug-to-Lug
43.5mm
40mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Titanium
Water Resistance
300m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
White
Ti - Meteorite

Movement

1 specs
Caliber
Sellita SW220-1
Sellita SW300 + TT651

Pricing

1 specs
MSRP
$1,200
$2,199

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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.

Zelos Spearfish Dual Time

Owners widely praise the Zelos Spearfish Dual Time for its attractive design and the well-executed big date complication. The watch is described as a non-attention-seeking option that looks awesome, with a thickness of 12mm including the crystal and 10mm without. One owner found the $1900 price tag too expensive and uncharacteristic for the brand. On balance, owners rate the Zelos Spearfish Dual Time highly for its attractive design and the well-executed big date complication.

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