Seiko Cal. 7133 - 109

The Seiko 7133-109 represents an important milestone in Seiko's 1970 lineup. Powered by the 7133 caliber with 32j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-429cac456ed2]

Also known as: Monster, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1970

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