Seiko Cal. 3864 - 528

The Seiko 3864-528 represents an important milestone in Seiko's 1968 lineup. Powered by the 3864 caliber with 35j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-f52dacf8aff0]

Also known as: Goldfeather, Bellmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1968

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