Seiko Cal. 4418 - 880

Seiko 4418-880

This Hand-Winding model from 1978 features a 36mm Stainless Steel case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-882c67e318dc]

Also known as: Sumo, Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
11.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
White
Jewels
35j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1978

Related Models

seikata-wm-882c67e318dc