Seiko Cal. 5656 - 603

The 5656-603 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5656 caliber with 18j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-d18fcb8a85f4]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1975

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