Seiko Cal. 6677 - 447

Seiko 6677-447

The Seiko 6677-447 represents an important milestone in Seiko's 1988 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-734cab89e663]

Also known as: Bullhead, World Timer

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
8.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Burgundy
Jewels
32j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1988

Related Models

seikata-wm-734cab89e663