Seiko Cal. 5671 - 683

The Seiko 5671-683 represents an important milestone in Seiko's 1982 lineup. It features a Navy dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-7be36c8e9b00]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1982

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