Seiko Cal. 6691 - 878

Seiko 6691-878

This Automatic model from 1998 features a 37mm Titanium case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-6b827df56c46]

Also known as: Emperor, Arnie

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
37mm
Case Thickness
9.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Burgundy
Jewels
29j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1998

Related Models

seikata-wm-6b827df56c46