Seiko Cal. 3817 - 992

The Seiko 3817-992 represents an important milestone in Seiko's 1974 lineup. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-72cf8f6603df]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1974

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