Seiko Cal. 6173 - 387

Seiko 6173-387

This Automatic model from 1966 features a 36mm PVD Black case. Powered by the 6173 caliber with 31j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-7838ebb0b57a]

Also known as: Monster, Arnie

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
36mm
Case Thickness
12.9mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Navy
Jewels
31j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1966

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