Seiko Cal. 3899 - 678

Released in 1975, the Cal. 3899 with design code 678 was part of Seiko's domestic market collection. Powered by the 3899 caliber with 35j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-a6e6f9dd2bb8]

Also known as: Panda, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1975

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