Seiko Cal. 6184 - 657

Seiko 6184-657

The 6184-657 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-424a6f669f87]

Also known as: Sumo, Tuna

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
8.8mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
70m
Dial Color
Silver
Jewels
34j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1966

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seikata-wm-424a6f669f87