Seiko Cal. 5616 - 397

The 5616-397 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5616 caliber with 25j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-d5c7beb65a35]

Also known as: Silverwave, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1980

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