Seiko Cal. 4456 - 148

The Seiko 4456-148 represents an important milestone in Seiko's 1981 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-2c43cd90e5ac]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1981

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