Seiko Cal. 6187 - 971

The Seiko 6187-971 represents an important milestone in Seiko's 1984 lineup. It features a Black dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-5a322a5fa5aa]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1984

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