Seiko Cal. 4550 - 556

Seiko 4550-556

This Quartz model from 1984 features a 45mm Titanium case. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-6ade9f913758]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
45mm
Case Thickness
14.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Burgundy
Jewels
31j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1984

Related Models

seikata-wm-6ade9f913758