Seiko Cal. 4440 - 665

Seiko 4440-665

The Seiko 4440-665 represents an important milestone in Seiko's 1976 lineup. It features a White dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-f0ea57c74d2b]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
11.4mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
White
Jewels
28j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1976

Related Models

seikata-wm-f0ea57c74d2b