Seiko Cal. 5646 - 165

This Hand-Winding model from 1975 features a 46mm Stainless Steel case. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-b947f19b24a6]

Also known as: Turtle, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1975

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