Seiko Cal. 4548 - 236

The Seiko 4548-236 represents an important milestone in Seiko's 1987 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-04da226cc9c5]

Also known as: Sumo, Navigator

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1987

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