Side by side

Marathon Arctic OSAR 36mm AutomaticvsFormex Essence ThirtyNine

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
Essence ThirtyNine
FormexEssence ThirtyNine
MSRP $2,390

At a glance

12 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
Essence ThirtyNine39mm
Power Reserve
Arctic OSAR 36mm Automatic40h
Essence ThirtyNine41h
Water Resistance
Arctic OSAR 36mm Automatic300m
Essence ThirtyNine100m
MSRP
Arctic OSAR 36mm Automatic$1,200
Essence ThirtyNine$2,390

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
36mm
39mm
Thickness
13mm
10mm
Lug-to-Lug
43.5mm
45mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
White
Space Ghost
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
Sellita SW220-1
Sellita SW200-1
Power Reserve
40h
41h

Pricing

1 specs
MSRP
$1,200
$2,390

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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.

Formex Essence ThirtyNine

The Formex Essence ThirtyNine is praised for its impressive build quality and value, featuring a patented case suspension system for comfort and protection. It houses a COSC-certified Sellita SW200-1 movement with a 38-hour power reserve and a tool-free strap quick-release system. A minor inconvenience noted is the specific closing order of the clasp. On balance, reviewers rate the Formex Essence ThirtyNine highly for its comfortable wearability and excellent value at its price point.

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