Seiko Cal. 6639 - 111

Seiko 6639-111

This Solar model from 1980 features a 45mm Two-Tone case. Powered by the 6639 caliber with 18j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-1fc1c4a3078c]

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
45mm
Case Thickness
14.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Silver
Jewels
18j
Frequency
36,000 bph
Power Reserve
62 hours
Year
1980

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