Side by side

Biatec T. G. MasarykvsSheffield 1A 38

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
1A 38
Sheffield1A 38
MSRP $238
Buy from Biatec ↗
Buy used on eBay ↗
Buy from Sheffield ↗
Buy used on eBay ↗

At a glance

10 of 29 specs differ
Diameter
T. G. Masaryk40mm
1A 3838mm
Power Reserve
T. G. Masaryk41h
1A 38—
Water Resistance
T. G. Masaryk100m
1A 38200m
MSRP
T. G. Masaryk$2,214
1A 38$238

Full specifications

Case

6 specs
Category
—
Diver
Diameter
40mm
38mm
Thickness
11.15mm
12.8mm
Lug-to-Lug
48mm
46mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

1 specs
Dial Color
Beige
Blue

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH35
Power Reserve
41h
—

Pricing

1 specs
MSRP
—
$238
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
Islander Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
Islandermicro
Under $50

Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311

9 watches · 9 variantsUnder $50
40mm·Automatic·200m WR
$399MSRP
—Used
Maen Manhattan 37 IFL Edition
Maenmicro

Manhattan 37 IFL Edition

8 watches · 30 variantsManhattan
37mm·Automatic·100m WR
$1,199MSRP
—Used
Zelos Swordfish 3
Zelosmicro

Swordfish 3

40/42mm
2 watches · 35 variantsSwordfish
40/42mm·Automatic·200m WR
$399MSRP
—Used
Beaufort Permian Rift
Beaufortmicro

Permian Rift

4 variantsRef. permian-rift-azurite
38mm·Automatic
—MSRP
—Used
Boldr The T Rex By Boldr X Nitecore
Boldrmicro

The T Rex By Boldr X Nitecore

Ref. the-t-rex-by-boldr-x-nitecore
40mm·Automatic·200m WR
$499MSRP
—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
William Wood Fearless
William Woodmicro

Fearless

3 variantsFearless
39mm·Automatic·100m WR
$920MSRP
—Used
All alternatives to the T. G. Masaryk →All alternatives to the 1A 38 →
Explore the full catalog

Follow this matchup

Get a note when Biatec T. G. Masaryk vs Sheffield 1A 38 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 CoalescevsSheffield 1A 38Maen Manhattan 37 IFL EditionvsSheffield 1A 38Beaufort Permian RiftvsSheffield 1A 38Lucky Harvey Chiming HorsevsSheffield 1A 38Biatec T. G. MasarykvsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)Biatec T. G. MasarykvsSheffield 1A
Edit this comparisonAdd another watchExplore more 37–41mm watches