Seiko Cal. 4422 - 393

Seiko 4422-393

The Seiko 4422-393 represents an important milestone in Seiko's 1978 lineup. Powered by the 4422 caliber with 17j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-2acc1db8bfe3]

Also known as: Silverwave, Golden Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
11.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
160m
Dial Color
Champagne
Jewels
17j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1978

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