Seiko Cal. 3837 - 384

Seiko 3837-384

The Seiko 3837-384 represents an important milestone in Seiko's 1978 lineup. Powered by the 3837 caliber with 32j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-a4de8aeda2ff]

Also known as: Helmet

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
37mm
Case Thickness
12.5mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
170m
Dial Color
Silver
Jewels
32j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1978

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