Seiko Cal. 4441 - 284

Seiko 4441-284

This Solar model from 1978 features a 42mm PVD Black case. Powered by the 4441 caliber with 31j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-2deb06a88e5c]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
42mm
Case Thickness
10.7mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Navy
Jewels
31j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1978

Related Models

seikata-wm-2deb06a88e5c