Seiko Cal. 4487 - 902

Seiko 4487-902

This Hand-Winding model from 1988 features a 44mm PVD Black case. Powered by the 4487 caliber with 34j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-ecefeda111e4]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
44mm
Case Thickness
12.3mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Black
Jewels
34j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1988

Related Models

seikata-wm-ecefeda111e4