Seiko Cal. 5240 - 405

The 5240-405 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5240 caliber with 33j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-418593a7835f]

Also known as: Shogun, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1967

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