Seiko Cal. 5665 - 820

Seiko 5665-820

This Spring Drive model from 1987 features a 34mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-0614823e0b7b]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
13.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1987

Related Models

seikata-wm-0614823e0b7b