Seiko Cal. 5649 - 924

The 5649-924 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5649 caliber with 23j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-78a090fb2e86]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1971

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