Seiko Cal. 4444 - 636

Seiko 4444-636

This Spring Drive model from 1984 features a 45mm Hardlex-Coated Steel case. Powered by the 4444 caliber with 17j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-e71192090491]

Also known as: Turtle, Monster

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
10.8mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
160m
Dial Color
Green
Jewels
17j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1984

Related Models

seikata-wm-e71192090491