Seiko Cal. 3828 - 715

This Kinetic model from 1976 features a 36mm Two-Tone case. Powered by the 3828 caliber with 34j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-7e08e9bfdc12]

Also known as: Helmet, Bellmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1976

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