Seiko Cal. 7156 - 987

The Seiko 7156-987 represents an important milestone in Seiko's 1979 lineup. It features a White dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-6794b931d853]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1979

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