Seiko Cal. 7031 - 764

Seiko 7031-764

The 7031-764 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-15d216e42805]

Also known as: Crown

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
44mm
Case Thickness
9.7mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Burgundy
Jewels
28j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1990

Related Models

seikata-wm-15d216e42805