Seiko Cal. 4491 - 733

This Spring Drive model from 1975 features a 38mm Hardlex-Coated Steel case. Powered by the 4491 caliber with 22j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-2e4ddbdc7488]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1975

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