Seiko Cal. 7139 - 528

Seiko 7139-528

This Quartz model from 1998 features a 44mm Hardlex-Coated Steel case. With its 22mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-82ea885f63d2]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
8.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
50m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1998

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