Seiko Cal. 7157 - 839

The Seiko 7157-839 represents an important milestone in Seiko's 1987 lineup. It features a Silver dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-cbee3b800247]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1987

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