Seiko Cal. 3816 - 155

The Seiko 3816-155 represents an important milestone in Seiko's 1985 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-915545d3e838]

Also known as: Helmet, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1985

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