Seiko Cal. 7180 - 183

The Seiko 7180-183 represents an important milestone in Seiko's 1977 lineup. It features a White dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-de5c6c711eba]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1977

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