Seiko Cal. 6183 - 257

Seiko 6183-257

The 6183-257 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6183 caliber with 17j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-6d03df01ab63]

Also known as: Tuna, Navigator

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
43mm
Case Thickness
8.3mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
40m
Dial Color
White
Jewels
17j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1980

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seikata-wm-6d03df01ab63