Seiko Cal. 5648 - 330

This Spring Drive model from 1987 features a 34mm PVD Black case. Powered by the 5648 caliber with 30j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-e1e98549ece9]

Also known as: Navigator, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1987

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