Seiko Cal. 5684 - 440

The 5684-440 is a sought-after Solar piece from Seiko's golden era. Powered by the 5684 caliber with 34j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-e0ea3e9caaa2]

Also known as: Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1977

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