Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsFormex Essence ThirtyNine

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
Essence ThirtyNine
FormexEssence ThirtyNine
MSRP $2,390

At a glance

12 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
Essence ThirtyNine39mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
Essence ThirtyNine41h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
Essence ThirtyNine100m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
Essence ThirtyNine$2,390

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
46mm
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
Black
Space Ghost
Lume
None
Super-LumiNova

Movement

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

Pricing

1 specs
MSRP
$2,500
$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 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.

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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