Seiko Cal. 4491 - 310

This Solar model from 1982 features a 40mm Hardlex-Coated Steel case. Powered by the 4491 caliber with 30j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-37bc9f7d8c31]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1982

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