Seiko Cal. 5616 - 413

Released in 1974, the Cal. 5616 with design code 413 was part of Seiko's domestic market collection. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-47be98dc311d]

Also known as: UFO, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1974

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