Seiko Cal. 6151 - 733

Seiko 6151-733

The 6151-733 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6151 caliber with 31j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-76a62e54dfd0]

Also known as: Monster, Bullhead

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
36mm
Case Thickness
10.8mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Green
Jewels
31j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1985

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