Seiko Cal. 3858 - 821

The Seiko 3858-821 represents an important milestone in Seiko's 1967 lineup. Powered by the 3858 caliber with 22j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-6e76c98905b3]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1967

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