Seiko Cal. 6619 - 664

This Hand-Winding model from 1977 features a 36mm Two-Tone case. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-16548cd94073]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1977

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