Seiko Cal. 3870 - 965

Seiko 3870-965

The Seiko 3870-965 represents an important milestone in Seiko's 1993 lineup. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-24b129fd8706]

Also known as: Monster, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
11.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
17j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1993

Related Models

seikata-wm-24b129fd8706