Seiko Cal. 5240 - 819

This Spring Drive model from 1975 features a 39mm Stainless Steel case. Powered by the 5240 caliber with 24j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-1cd8a8209581]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1975

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