Seiko Cal. 3890 - 715

This Hand-Winding model from 1969 features a 37mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-e1b11d09e3f0]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1969

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