Seiko Cal. 7054 - 820

Seiko 7054-820

The Seiko 7054-820 represents an important milestone in Seiko's 1970 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-27d7d1563c78]

Also known as: Silverwave, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
9.4mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Burgundy
Jewels
21j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1970

Related Models

seikata-wm-27d7d1563c78