Seiko Cal. 5616 - 390

The 5616-390 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5616 caliber with 28j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-213f71d68b7b]

Also known as: Samurai, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1971

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