Seiko Cal. 6388 - 488

Seiko 6388-488

The 6388-488 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6388 caliber with 24j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-43bc21be59bb]

Also known as: Bellmatic, Arnie

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
38mm
Case Thickness
11.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
120m
Dial Color
White
Jewels
24j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1965

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