Seiko Cal. 6630 - 375

Seiko 6630-375

The 6630-375 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6630 caliber with 28j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-e9ad820d0475]

Also known as: Rally

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
14.8mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1989

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seikata-wm-e9ad820d0475