Seiko Cal. 3816 - 624

The Seiko 3816-624 represents an important milestone in Seiko's 1973 lineup. Powered by the 3816 caliber with 34j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-bd87931ab5d9]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1973

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