Seiko Cal. 6639 - 297

Seiko 6639-297

The Seiko 6639-297 represents an important milestone in Seiko's 1965 lineup. It features a Green dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-e167bbfd260b]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
8.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
170m
Dial Color
Green
Jewels
33j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1965

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