Seiko Cal. 4487 - 792

Seiko 4487-792

This Hand-Winding model from 1982 features a 39mm Gold-Plated case. Powered by the 4487 caliber with 25j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-fac330693339]

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
9.6mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Silver
Jewels
25j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1982

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seikata-wm-fac330693339