Seiko Cal. 7189 - 570

The Seiko 7189-570 represents an important milestone in Seiko's 1981 lineup. Powered by the 7189 caliber with 21j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-644b26d2f162]

Also known as: Tuna, Bellmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1981

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