Seiko Cal. 3884 - 733

Seiko 3884-733

This Automatic model from 1986 features a 37mm PVD Black case. Powered by the 3884 caliber with 29j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-ae329282303e]

Also known as: Monster, Helmet

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
37mm
Case Thickness
10.9mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Cream
Jewels
29j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1986

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seikata-wm-ae329282303e