Seiko Cal. 4546 - 345

This Spring Drive model from 1985 features a 38mm Hardlex-Coated Steel case. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-b11b62c0470d]

Also known as: UFO, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1985

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