Seiko Cal. 4427 - 258

The Seiko 4427-258 represents an important milestone in Seiko's 1994 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-169a96fac1fa]

Also known as: Bellmatic, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1994

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