Seiko Cal. 5684 - 677

The Seiko 5684-677 represents an important milestone in Seiko's 1972 lineup. It features a Navy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-52ef114a4824]

Also known as: World Timer, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1972

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