Seiko Cal. 4427 - 765

Seiko 4427-765

This Spring Drive model from 1997 features a 43mm Gold-Plated case. With its 19mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-c81b20a556dd]

Also known as: Sumo, Bellmatic

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
43mm
Case Thickness
8.0mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Black
Jewels
35j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1997

Related Models

seikata-wm-c81b20a556dd