Seiko Cal. 3829 - 677

The Seiko 3829-677 represents an important milestone in Seiko's 1976 lineup. Powered by the 3829 caliber with 25j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-6c8824c14746]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1976

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