Seiko Cal. 3811 - 818

This Automatic model from 1989 features a 38mm Stainless Steel case. Powered by the 3811 caliber with 17j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-66b723c02a4e]

Also known as: Crown, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1989

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