Seiko Cal. 6643 - 495

Seiko 6643-495

This Spring Drive model from 1998 features a 39mm PVD Black case. With its 21mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-93504ddda977]

Also known as: Sumo, Emperor

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
39mm
Case Thickness
10.6mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
White
Jewels
29j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1998

Related Models

seikata-wm-93504ddda977