Seiko Cal. 4439 - 451

This Hand-Winding model from 1978 features a 36mm Stainless Steel case. It features a Burgundy dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-3c002a1ad85d]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1978

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