Seiko Cal. 7128 - 667

The Seiko 7128-667 represents an important milestone in Seiko's 1967 lineup. It features a Navy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-1e6ad82e5059]

Also known as: Monster, Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1967

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