Seiko Cal. 3873 - 748

Seiko 3873-748

This Automatic model from 1984 features a 39mm PVD Black case. Powered by the 3873 caliber with 17j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-25ac40d38174]

Also known as: Shogun, Baby Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
39mm
Case Thickness
9.2mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
100m
Dial Color
Navy
Jewels
17j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1984

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seikata-wm-25ac40d38174