Seiko Cal. 3894 - 452

The Seiko 3894-452 represents an important milestone in Seiko's 1978 lineup. It features a Green dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-94a234170f66]

Also known as: Helmet, Navigator

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1978

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