Seiko Cal. 6311 - 272

This Hand-Winding model from 1975 features a 40mm Gold-Plated case. Powered by the 6311 caliber with 33j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-9c62a9d50a36]

Also known as: Bellmatic, Flighty

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1975

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