Seiko Cal. 5657 - 547

The Seiko 5657-547 represents an important milestone in Seiko's 1983 lineup. Powered by the 5657 caliber with 23j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-726bd3484274]

Also known as: Rally, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1983

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