Seiko Cal. 5618 - 673

Seiko 5618-673

The Seiko 5618-673 represents an important milestone in Seiko's 1970 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-436abf0d7405]

Also known as: Bullhead

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
12.5mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Green
Jewels
36j
Frequency
28,800 bph
Power Reserve
72 hours
Year
1970

Related Models

seikata-wm-436abf0d7405