Seiko Cal. 4533 - 657

The Seiko 4533-657 represents an important milestone in Seiko's 1972 lineup. Powered by the 4533 caliber with 29j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-f31a4c234d90]

Also known as: Turtle, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1972

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