Seiko Cal. 5216 - 665

Released in 1978, the Cal. 5216 with design code 665 was part of Seiko's domestic market collection. Powered by the 5216 caliber with 31j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-78cb5d1720f7]

Also known as: Navigator, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1978

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