Which is cheaper, the Biatec T. G. Masaryk or the Tudor Black Bay 58?

At MSRP the Biatec T. G. Masaryk is the cheaper of the two at $2,214, against $5,350 for the Tudor Black Bay 58 — a $3,136 gap before any retailer discounting.

Which is bigger, the Biatec T. G. Masaryk or the Tudor Black Bay 58?

The Biatec T. G. Masaryk wears larger at 40mm versus 39mm for the Tudor Black Bay 58 — a 1mm difference across the dial.

Which has better water resistance, the Biatec T. G. Masaryk or the Tudor Black Bay 58?

The Tudor Black Bay 58 is rated to 200m versus 100m for the Biatec T. G. Masaryk.

Which has a longer power reserve, the Biatec T. G. Masaryk or the Tudor Black Bay 58?

The Tudor Black Bay 58 carries a 65-hour power reserve against 41 hours on the Biatec T. G. Masaryk.

What movement does the Biatec T. G. Masaryk run compared to the Tudor Black Bay 58?

Both watches run automatic movements — the Biatec T. G. Masaryk uses the Sellita SW200-1 and the Tudor Black Bay 58 uses the MT5400-U.

Side by side

Biatec T. G. MasarykvsTudor Black Bay 58

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

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Biatec T. G. Masaryk

MSRP $2,214

Tudor Black Bay 58

m7939a1a0nu-0001

MSRP $5,350

At a glance

18 of 29 specs differ

Diameter

T. G. Masaryk40mm

Black Bay 5839mm

Power Reserve

T. G. Masaryk41h

Black Bay 5865h

Water Resistance

T. G. Masaryk100m

Black Bay 58200m

MSRP

T. G. Masaryk$2,214

Black Bay 58$5,350

Full specifications

Case

8 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

—

AR Coating

Inner

—

Dial Color

Beige

Black

Movement

6 specs

Caliber

Sellita SW200-1

MT5400-U

Beat Rate

28,800 vph

0 vph

Power Reserve

41h

65h

Jewels

Hacking

Yes

Hand-winding

Yes

Pricing

1 specs

MSRP

—

$5,350

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Biatec T. G. MasarykvsTudor Black Bay 58

At a glance

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