Seiko Cal. 3828 - 439

The Seiko 3828-439 represents an important milestone in Seiko's 1980 lineup. Powered by the 3828 caliber with 17j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-8f28518c7cc8]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1980

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