Seiko Cal. 5616 - 842

The 5616-842 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5616 caliber with 21j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-5d2a8dc0b085]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1984

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