Seiko Cal. 4477 - 704

The 4477-704 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-12c8941a5f3a]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1991

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