Seiko Cal. 4427 - 716

This Hand-Winding model from 1993 features a 46mm Stainless Steel case. It features a Silver dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-fb5db065895d]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1993

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