Seiko Cal. 4551 - 783

Seiko 4551-783

This Automatic model from 1973 features a 37mm PVD Black case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-3df865d52c94]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
37mm
Case Thickness
9.9mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Burgundy
Jewels
33j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1973

Related Models

seikata-wm-3df865d52c94