Seiko Cal. 6331 - 443

Seiko 6331-443

The Seiko 6331-443 represents an important milestone in Seiko's 1999 lineup. Powered by the 6331 caliber with 19j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-45ef841819e0]

Also known as: Sumo, Emperor

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
39mm
Case Thickness
11.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
80m
Dial Color
White
Jewels
19j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1999

Related Models

seikata-wm-45ef841819e0