Which is cheaper, the Biatec T. G. Masaryk or the Seiko Alpinist?

At MSRP the Seiko Alpinist is the cheaper of the two at $750, against $2,214 for the Biatec T. G. Masaryk — a $1,464 gap before any retailer discounting.

Which is bigger, the Biatec T. G. Masaryk or the Seiko Alpinist?

The Biatec T. G. Masaryk wears larger at 40mm versus 39.5mm for the Seiko Alpinist — a 0.5mm difference across the dial.

Which has better water resistance, the Biatec T. G. Masaryk or the Seiko Alpinist?

The Biatec T. G. Masaryk is rated to 100m versus 20m for the Seiko Alpinist.

Which has a longer power reserve, the Biatec T. G. Masaryk or the Seiko Alpinist?

The Seiko Alpinist carries a 70-hour power reserve against 41 hours on the Biatec T. G. Masaryk.

What movement does the Biatec T. G. Masaryk run compared to the Seiko Alpinist?

Both watches run automatic movements — the Biatec T. G. Masaryk uses the Sellita SW200-1 and the Seiko Alpinist uses the 6R35.

Side by side

Biatec T. G. MasarykvsSeiko Alpinist

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

Seiko Alpinist

spb117j1

MSRP $750

At a glance

13 of 29 specs differ

Diameter

T. G. Masaryk40mm

Alpinist39.5mm

Power Reserve

T. G. Masaryk41h

Alpinist70h

Water Resistance

T. G. Masaryk100m

Alpinist200m

MSRP

T. G. Masaryk$2,214

Alpinist$750

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Beige

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Sellita SW200-1

6R35

Power Reserve

41h

70h

Jewels

Pricing

1 specs

MSRP

—

$750

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Biatec T. G. MasarykvsSeiko Alpinist

At a glance

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