Seiko Cal. 3864 - 487

The Seiko 3864-487 represents an important milestone in Seiko's 1974 lineup. It features a Black dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-c0aff9de9115]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1974

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