Seiko Cal. 4537 - 338

The Seiko 4537-338 represents an important milestone in Seiko's 1986 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-c12448f07419]

Also known as: UFO, Sportsmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1986

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