Seiko Cal. 6391 - 194

The Seiko 6391-194 represents an important milestone in Seiko's 1975 lineup. It features a Black dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-1c3436cf7050]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1975

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