Seiko Cal. 7145 - 721

Seiko 7145-721

The 7145-721 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-08f4e88dd4a2]

Also known as: Sumo, World Timer

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
34mm
Case Thickness
13.9mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
180m
Dial Color
Champagne
Jewels
31j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1980

Related Models

seikata-wm-08f4e88dd4a2