Seiko Cal. 0720 - 473

Seiko 0720-473

The Seiko 0720-473 represents an important milestone in Seiko's 1990 lineup. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-73aa980a3fe1]

Also known as: Tuna, Arnie

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
10.3mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
170m
Dial Color
Green
Jewels
35j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1990

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