Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsTissot PRX Carbon

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
PRX Carbon
TissotPRX Carbon
MSRP $1,150

At a glance

14 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
PRX Carbon40.5mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
PRX Carbon80h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
PRX Carbon100m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
PRX Carbon$1,150

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
46mm
40.5mm
Thickness
13mm
11.23mm
Lug-to-Lug
43.5mm
40mm
Lug Width
18mm
12mm
Material
316L Stainless Steel
Carbon
Water Resistance
300m
100m

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Black
Black carbon
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
Sellita SW220-1
Powermatic 80
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$2,500
$1,150

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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.

Tissot PRX Carbon

The Tissot PRX Carbon is widely praised for its unique, stealthy forged carbon aesthetic and lightweight wearability, with many owners considering it a standout within the PRX line. Owners consistently highlight the comfortable, high-quality rubber strap and the appealing forged carbon look. Accuracy is noted as COSC-level, and the Powermatic 80 movement is specifically mentioned as featuring a silicon balance spring. However, legibility is hampered by a textured carbon dial and poor lume, and some owners find the dial too shiny. The $1,150 price point is considered high by some, though others view it as decent value. On balance, owners rate the Tissot PRX Carbon highly for its distinctive lightweight design and comfortable wearability.

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