Seiko Cal. 6630 - 784

Seiko 6630-784

The 6630-784 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-36a39fdba364]

Also known as: Arnie

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
8.3mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
21j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1969

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