Seiko Cal. 3816 - 202

The Seiko 3816-202 represents an important milestone in Seiko's 1978 lineup. Powered by the 3816 caliber with 30j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-ebc7fd8efe33]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1978

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