Seiko Cal. 4428 - 788

Seiko 4428-788

The Seiko 4428-788 represents an important milestone in Seiko's 1987 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-69761b06354d]

Also known as: Panda, Navigator

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
9.3mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Silver
Jewels
34j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1987

Related Models

seikata-wm-69761b06354d