Seiko Cal. 4492 - 188

Seiko 4492-188

The 4492-188 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-353e7a3f01fd]

Also known as: Tuna, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
14.1mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
110m
Dial Color
Black
Jewels
28j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1978

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