Seiko Cal. 5671 - 604

The Seiko 5671-604 represents an important milestone in Seiko's 1977 lineup. It features a Silver dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-2bb23b00aa35]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1977

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