Seiko Cal. 4423 - 154

Seiko 4423-154

This Kinetic model from 1990 features a 39mm Stainless Steel case. Powered by the 4423 caliber with 20j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-7f939ffb24bf]

Also known as: Baby Tuna

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
9.6mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Burgundy
Jewels
20j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1990

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