Seiko Cal. 5650 - 439

The Seiko 5650-439 represents an important milestone in Seiko's 1980 lineup. Powered by the 5650 caliber with 28j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-e73f4cfd25ff]

Also known as: Bellmatic, Emperor

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1980

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