Seiko Cal. 6387 - 444

Seiko 6387-444

The Seiko 6387-444 represents an important milestone in Seiko's 1976 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-fd949c840e2c]

Also known as: Tuna, Arnie

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
12.5mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Silver
Jewels
26j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1976

Related Models

seikata-wm-fd949c840e2c