Seiko Cal. 4439 - 413

Seiko 4439-413

This Automatic model from 1987 features a 41mm PVD Black case. Powered by the 4439 caliber with 22j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-0abd49c084af]

Also known as: Crown, Baby Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
41mm
Case Thickness
9.5mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Green
Jewels
22j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1987

Related Models

seikata-wm-0abd49c084af