Seiko Cal. 5285 - 988

The 5285-988 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5285 caliber with 31j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-3ebbee7ad172]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1980

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