Seiko Cal. 4429 - 922

Seiko 4429-922

The 4429-922 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4429 caliber with 31j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-7322fbf37039]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
9.4mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Navy
Jewels
31j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1988

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