Seiko Cal. 6643 - 934

Seiko 6643-934

This Automatic model from 1993 features a 37mm PVD Black case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-10aee4388f08]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
37mm
Case Thickness
15.1mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
160m
Dial Color
Black
Jewels
17j
Frequency
36,000 bph
Power Reserve
49 hours
Year
1993

Related Models

seikata-wm-10aee4388f08