Seiko Cal. 4442 - 592

Seiko 4442-592

The 4442-592 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4442 caliber with 19j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-70ffd57073fd]

Also known as: Tuna, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
10.5mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Cream
Jewels
19j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1986

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