Seiko Cal. 3870 - 873

Seiko 3870-873

This Automatic model from 1998 features a 41mm PVD Black case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-c88c7158aca5]

Also known as: Tuna, Arnie

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
41mm
Case Thickness
14.7mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Blue Sunburst
Jewels
36j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1998

Related Models

seikata-wm-c88c7158aca5