Seiko Cal. 7150 - 431

The Seiko 7150-431 represents an important milestone in Seiko's 1966 lineup. It features a Green dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-e081bf7ad21c]

Also known as: Bellmatic, World Timer

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1966

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