Side by side

Biatec T. G. MasarykvsMarathon GSAR (Government Search & Rescue) Diver's Automatic

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

Add a watch
T. G. Masaryk
BiatecT. G. Masaryk
MSRP $2,214
GSAR (Government Search & Rescue) Diver's Automatic
MarathonGSAR (Government Search & Rescue) Diver's Automatic
MSRP $2,100
Buy from Biatec ↗
Buy used on eBay ↗
Buy from Marathon ↗
Buy used on eBay ↗

At a glance

7 of 29 specs differ
Diameter
T. G. Masaryk40mm
GSAR (Government Search & Rescue) Diver's Automatic41mm
Power Reserve
T. G. Masaryk41h
GSAR (Government Search & Rescue) Diver's Automatic40h
Water Resistance
T. G. Masaryk100m
GSAR (Government Search & Rescue) Diver's Automatic300m
MSRP
T. G. Masaryk$2,214
GSAR (Government Search & Rescue) Diver's Automatic$2,100

Full specifications

Case

4 specs
Category
—
Diver
Diameter
40mm
41mm
Thickness
11.15mm
14mm
Water Resistance
100m
300m

Crystal & Dial

1 specs
Dial Color
Beige
Anthracite

Movement

1 specs
Power Reserve
41h
40h

Pricing

1 specs
MSRP
—
$2,100
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.

Feynman Timekeepers Coalesce
Feynman Timekeepersmicro

Coalesce

6 variantsRef. the-panda
39mm·Automatic
$5,448MSRP
—Used
CWC RN Automatic Divers Watch Mk.2 with Date
CWCmicro
RN Divers

RN Automatic Divers Watch Mk.2 with Date

Ref. cwc-royal-navy-diver-automatic-mk2-with-date
41mm·Automatic·300m WR
$1,249MSRP
—Used
Maen Manhattan 37 IFL Edition
Maenmicro

Manhattan 37 IFL Edition

8 watches · 30 variantsManhattan
37mm·Automatic·100m WR
$1,199MSRP
—Used
Beaufort Permian Rift
Beaufortmicro

Permian Rift

4 variantsRef. permian-rift-azurite
38mm·Automatic
—MSRP
—Used
CWC Mutineer Automatic Divers Watch
CWCmicro

Mutineer Automatic Divers Watch

Ref. cwc-mutineer-automatic-divers-watch-special-project
41mm·Automatic·300m WR
$1,600MSRP
—Used
Lucky Harvey Chiming Horse
Lucky Harveymicro

Chiming Horse

3 variantsRef. chiming-automaton-horse-watch-in-grade-5-titanium-alloy-blue-2026-collector-s-edition
39mm·Automatic
$2,399MSRP
—Used
Marathon Jeep Rubicon GSAR
Marathonmicro
Jeep x Marathon

Jeep Rubicon GSAR

4 watches · 4 variantsJeep x Marathon
41mm·Automatic·300m WR
$2,100MSRP
—Used
Praesidus 42mm Automatic
Praesidusmicro
A-11 Tom RiceA-11

42mm Automatic

9 watches · 31 variantsA-11
38mm·Automatic·100m WR
$680MSRP
—Used
All alternatives to the T. G. Masaryk →All alternatives to the GSAR (Government Search & Rescue) Diver's Automatic →
Explore the full catalog

Follow this matchup

Get a note when Biatec T. G. Masaryk vs Marathon GSAR (Government Search & Rescue) Diver's Automatic gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

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

Feynman Timekeepers CoalescevsMarathon GSAR (Government Search & Rescue) Diver's AutomaticMaen Manhattan 37 IFL EditionvsMarathon GSAR (Government Search & Rescue) Diver's AutomaticBeaufort Permian RiftvsMarathon GSAR (Government Search & Rescue) Diver's AutomaticLucky Harvey Chiming HorsevsMarathon GSAR (Government Search & Rescue) Diver's AutomaticBiatec T. G. MasarykvsCWC RN Automatic Divers Watch Mk.2 with DateBiatec T. G. MasarykvsCWC Automatic Divers Watch Mk.2 Black with Date
Edit this comparisonAdd another watchExplore more 39–42mm watches