Seiko Cal. 0720 - 554

Seiko 0720-554

The Seiko 0720-554 represents an important milestone in Seiko's 1968 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-2d85d8a5a26b]

Also known as: Rally, Sportsmatic

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
45mm
Case Thickness
8.7mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Green
Jewels
18j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1968

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