Seiko Cal. 6142 - 687

Seiko 6142-687

The 6142-687 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6142 caliber with 24j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-0cf8d5078791]

Also known as: Monster, Helmet

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
14.1mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Cream
Jewels
24j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1987

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seikata-wm-0cf8d5078791