Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 36mmvsNivada Grenchen Antarctic GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

OSAR-D (Original SAR with Date) Automatic 36mm
MarathonOSAR-D (Original SAR with Date) Automatic 36mm
MSRP $1,200
Antarctic GMT
Nivada GrenchenAntarctic GMT
MSRP $1,740

At a glance

15 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 36mm36mm
Antarctic GMT38mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 36mm40h
Antarctic GMT42h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 36mm300m
Antarctic GMT50m
MSRP
OSAR-D (Original SAR with Date) Automatic 36mm$1,200
Antarctic GMT$1,740

Full specifications

Case

9 specs
Category
Diver
GMT
Diameter
36mm
38mm
Thickness
13mm
11.1mm
Lug-to-Lug
43.5mm
42mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Brushed + Polished + Satin
Water Resistance
300m
50m
Caseback
Solid
Engraved

Crystal & Dial

1 specs
Lume
None
Super-LumiNova C3

Movement

4 specs
Caliber
Sellita SW220-1
Sellita SW330
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
42h
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$1,200
$1,740

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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 36mm

Owners widely praise the Marathon OSAR-D (Original SAR with Date) Automatic 36mm for its exceptional legibility, featuring large hour markers and MaraGlo lume. The watch is noted for its comfortable wearability and competent Swiss-made Selitta SW200-1 automatic movement, offering 300-meter water resistance and a sapphire crystal. Some enthusiasts find the price of $1,380 USD on rubber to be excessive, particularly compared to past models or other brands, and the Spartan bracelet is described as lacking refinement. On balance, owners and reviewers find the Marathon OSAR-D Automatic 36mm a reliable and functional tool watch, with its clear dial and robust build being the primary draws.

Nivada Grenchen Antarctic GMT

The Nivada Grenchen Antarctic GMT is widely praised for its authentic retro charm and excellent 36mm case proportions, with reviewers highlighting its faithful 1970s revival design and warm aesthetic. The watch features a Super Compressor-style case, a boxed Plexiglass crystal, and a caller-style Soprod C125 GMT movement with a 42-hour power reserve. However, its 50-meter water resistance is considered acceptable but not robust for a sporty watch, and the GMT hand is noted as being short and difficult to read by some. The internal bezel's tactile feedback could be stronger, and the Plexiglass crystal scratches easily. On balance, reviewers find the Nivada Grenchen Antarctic GMT to be a compelling retro-vintage option for smaller-cased GMTs, particularly for its design and compact sizing at its price point.

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