Seiko Cal. 0783 - 631

Seiko 0783-631

The Seiko 0783-631 represents an important milestone in Seiko's 1995 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-8499ccd8db14]

Also known as: Tuna, Bullhead

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
12.4mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Black
Jewels
20j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1995

Related Models

seikata-wm-8499ccd8db14