Seiko Cal. 4550 - 420

This Automatic model from 1985 features a 43mm Stainless Steel case. It features a White dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-73e57d99715b]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1985

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