Seiko Cal. 3870 - 911

This Automatic model from 1971 features a 45mm Gold-Plated case. Powered by the 3870 caliber with 28j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-3c8073483d26]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1971

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