Seiko Cal. 7156 - 564

The Seiko 7156-564 represents an important milestone in Seiko's 1980 lineup. It features a Green dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-5e67b93a07d4]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1980

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