Seiko Cal. 4418 - 678

This Hand-Winding model from 1965 features a 45mm Hardlex-Coated Steel case. It features a Cream dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-6178ceab2f32]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1965

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