Seiko Cal. 5647 - 377

The Seiko 5647-377 represents an important milestone in Seiko's 1966 lineup. It features a Navy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-f90e9516cc4a]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1966

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