Seiko Cal. 5617 - 373

The 5617-373 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5617 caliber with 26j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-59890b6ad7ff]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1985

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