Seiko Cal. 5658 - 440

The 5658-440 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5658 caliber with 32j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-135bc721942f]

Also known as: Sea Horse, Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1986

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