Seiko Cal. 4546 - 537

The Seiko 4546-537 represents an important milestone in Seiko's 1975 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-6cb49bb14125]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1975

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