Seiko Cal. 3830 - 431

Seiko 3830-431

The Seiko 3830-431 represents an important milestone in Seiko's 1987 lineup. Powered by the 3830 caliber with 32j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-786c6c822a03]

Also known as: Helmet, Sportsmatic

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
37mm
Case Thickness
13.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
60m
Dial Color
Navy
Jewels
32j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1987

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