Seiko Cal. 3818 - 358

This Spring Drive model from 1984 features a 35mm Gold-Plated case. Powered by the 3818 caliber with 36j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-83de8bf6c3de]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1984

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