Seiko Cal. 5231 - 390

This Kinetic model from 1965 features a 40mm Stainless Steel case. Powered by the 5231 caliber with 25j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-4d72dfa3ede8]

Also known as: Panda

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1965

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