Seiko Cal. 7090 - 183

Seiko 7090-183

This Hand-Winding model from 1992 features a 44mm Titanium case. Powered by the 7090 caliber with 24j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-107cd103c7fe]

Also known as: Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
44mm
Case Thickness
9.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Green
Jewels
24j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1992

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seikata-wm-107cd103c7fe