Seiko Cal. 3816 - 755

The Seiko 3816-755 represents an important milestone in Seiko's 1980 lineup. Powered by the 3816 caliber with 19j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-f936ff6c7b62]

Also known as: UFO, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1980

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