Seiko Cal. 5690 - 174

Seiko 5690-174

The 5690-174 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5690 caliber with 22j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-9fc25291c96a]

Also known as: Sumo, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
40mm
Case Thickness
15.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
120m
Dial Color
White
Jewels
22j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1985

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