Seiko Cal. 6688 - 263

Seiko 6688-263

The 6688-263 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6688 caliber with 34j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-b5d3f1a1e337]

Also known as: Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
38mm
Case Thickness
10.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Silver
Jewels
34j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1989

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