Seiko Cal. 6343 - 978

The Seiko 6343-978 represents an important milestone in Seiko's 1966 lineup. It features a Champagne dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-dc49f6d3e1e7]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1966

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