Seiko Cal. 0731 - 660

Seiko 0731-660

The 0731-660 is a sought-after Solar piece from Seiko's golden era. It features a Cream dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-0862c6d1e789]

Also known as: Bullhead

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
10.1mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Cream
Jewels
21j
Frequency
36,000 bph
Power Reserve
49 hours
Year
1984

Related Models

seikata-wm-0862c6d1e789