Seiko Cal. 7133 - 448

This Hand-Winding model from 1965 features a 37mm Gold-Plated case. Powered by the 7133 caliber with 32j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-1bd8677cabab]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1965

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