Seiko Cal. 5677 - 183

The Seiko 5677-183 represents an important milestone in Seiko's 1977 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-861a94968eeb]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1977

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