Seiko Cal. 6161 - 749

The Seiko 6161-749 represents an important milestone in Seiko's 1974 lineup. It features a White dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-12aaee85f233]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1974

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