Seiko Cal. 4447 - 740

Seiko 4447-740

The Seiko 4447-740 represents an important milestone in Seiko's 1985 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-0d4c0b15bb58]

Also known as: Tuna, Flighty

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
36mm
Case Thickness
12.4mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Silver
Jewels
19j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1985

Related Models

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