Seiko Cal. 3818 - 775

The Seiko 3818-775 represents an important milestone in Seiko's 1977 lineup. Powered by the 3818 caliber with 23j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-ba2af592d9ef]

Also known as: Turtle, Helmet

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1977

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