Seiko Cal. 5240 - 374

The 5240-374 is a sought-after Solar piece from Seiko's golden era. Powered by the 5240 caliber with 24j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-9247e911b0cf]

Also known as: Sumo, Shogun

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1989

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