Seiko Cal. 0746 - 438

The 0746-438 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0746 caliber with 29j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-19787b1c75fe]

Also known as: Sumo, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1982

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