Seiko Cal. 7191 - 538

The Seiko 7191-538 represents an important milestone in Seiko's 1971 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-1ae0c187d554]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1971

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