Seiko Cal. 4550 - 407

This Hand-Winding model from 1972 features a 35mm Stainless Steel case. It features a Silver dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-30fac2a085e6]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1972

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