Seiko Cal. 7188 - 209

The Seiko 7188-209 represents an important milestone in Seiko's 1981 lineup. Powered by the 7188 caliber with 36j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-da6e6a4f3ec4]

Also known as: Tuna, Navigator

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1981

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