Seiko Cal. 3818 - 591

The Seiko 3818-591 represents an important milestone in Seiko's 1986 lineup. Powered by the 3818 caliber with 18j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-abbd879900b9]

Also known as: Monster, Rally

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1986

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