Seiko Cal. 0725 - 491

This Hand-Winding model from 1976 features a 38mm Hardlex-Coated Steel case. Powered by the 0725 caliber with 27j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-59a2909c7ca8]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1976

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