Seiko Cal. 4548 - 756

The Seiko 4548-756 represents an important milestone in Seiko's 1979 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-be02cbf26ae6]

Also known as: Sumo, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1979

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