Seiko Cal. 5243 - 189

Seiko 5243-189

The Seiko 5243-189 represents an important milestone in Seiko's 1989 lineup. Powered by the 5243 caliber with 20j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-c4fa11dad6d1]

Also known as: Helmet, Rally

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
39mm
Case Thickness
14.4mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Black
Jewels
20j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1989

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