Seiko Cal. 6339 - 416

This Hand-Winding model from 1977 features a 35mm Stainless Steel case. It features a Navy dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-7f33186dada3]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1977

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