Seiko Cal. 6157 - 981

The Seiko 6157-981 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-5a90da35b1cb]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1971

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