Seiko Cal. 4576 - 442

Seiko 4576-442

The 4576-442 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4576 caliber with 18j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-f4a98aa90a0f]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
42mm
Case Thickness
8.3mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
110m
Dial Color
White
Jewels
18j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1973

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