Seiko Cal. 6638 - 259

Seiko 6638-259

The 6638-259 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-05eccc76b745]

Also known as: Rally, Bellmatic

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
44mm
Case Thickness
14.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Navy
Jewels
21j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1997

Related Models

seikata-wm-05eccc76b745