Seiko Cal. 6678 - 465

Seiko 6678-465

The Seiko 6678-465 represents an important milestone in Seiko's 1981 lineup. Powered by the 6678 caliber with 30j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-d67fd79b3d58]

Also known as: Monster, Sumo

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
42mm
Case Thickness
15.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Burgundy
Jewels
30j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1981

Related Models

seikata-wm-d67fd79b3d58