Seiko Cal. 7131 - 365

The Seiko 7131-365 represents an important milestone in Seiko's 1977 lineup. It features a White dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-27d97e6f12e2]

Also known as: Pogue, Crown

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1977

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