Seiko Cal. 0750 - 643

The Seiko 0750-643 represents an important milestone in Seiko's 1967 lineup. Powered by the 0750 caliber with 28j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-4a01c22c8ddf]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1967

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