Seiko Cal. 5243 - 230

The Seiko 5243-230 represents an important milestone in Seiko's 1976 lineup. Powered by the 5243 caliber with 17j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-9720f76b1745]

Also known as: Samurai, Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1976

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