Seiko Cal. 3866 - 934

The Seiko 3866-934 represents an important milestone in Seiko's 1977 lineup. It features a White dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-0a8ca1c37223]

Also known as: Bullhead, Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1977

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