Seiko Cal. 5616 - 850

The 5616-850 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5616 caliber with 28j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-1886bc18fdaf]

Also known as: Rally, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1969

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