Seiko Cal. 3887 - 261

The Seiko 3887-261 represents an important milestone in Seiko's 1973 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-a578ab632478]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1973

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