Seiko Cal. 6364 - 677

The Seiko 6364-677 represents an important milestone in Seiko's 1980 lineup. It features a Navy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-b5ab54b79ee0]

Also known as: Navigator, Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1980

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