Side by side

Marathon Arctic OSAR 36mm AutomaticvsSpinnaker Cahill Automatic

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
Cahill Automatic
SpinnakerCahill Automatic
MSRP $350

At a glance

8 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
Cahill Automatic42mm
Power Reserve
Arctic OSAR 36mm Automatic40h
Cahill Automatic40h
Water Resistance
Arctic OSAR 36mm Automatic300m
Cahill Automatic200m
MSRP
Arctic OSAR 36mm Automatic$1,200
Cahill Automatic$350

Full specifications

Case

5 specs
Diameter
36mm
42mm
Thickness
13mm
13.7mm
Lug-to-Lug
43.5mm
51mm
Lug Width
18mm
22mm
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
White
Green

Movement

1 specs
Caliber
Sellita SW220-1
SII NH35A

Pricing

1 specs
MSRP
$1,200
$350

Follow this matchup

Get a note when Marathon Arctic OSAR 36mm Automatic vs Spinnaker Cahill Automatic gets more votes, a community discussion, or a price drop. No account needed.

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.

Spinnaker Cahill Automatic

Owners widely praise the Spinnaker Cahill Automatic for its attractive vintage-inspired design, comfortable wearability on smaller wrists, and good timekeeping, with one owner specifically noting the large "maxi" indices and NATO strap as highlights. However, some find the lume application uneven and note the use of a mineral crystal. A significant concern raised by one owner is a report of internal component failures and a perceived lack of quality control within the brand. On balance, the Spinnaker Cahill Automatic is well-regarded by owners for its style and value, particularly at specific price points, despite some noted manufacturing inconsistencies.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.