Seiko Cal. 3828 - 489

The Seiko 3828-489 represents an important milestone in Seiko's 1975 lineup. Powered by the 3828 caliber with 22j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-41f38db33fcb]

Also known as: Monster, Helmet

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1975

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