Seiko Cal. 0781 - 397

The Seiko 0781-397 represents an important milestone in Seiko's 1985 lineup. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-337ba66310b3]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1985

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