Seiko Cal. 6399 - 630

Seiko 6399-630

Released in 1967, the Cal. 6399 with design code 630 was part of Seiko's domestic market collection. With its 22mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-9bcd90b86a95]

Also known as: World Timer, Crown

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
13.2mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1967

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