Seiko Cal. 6688 - 173

Seiko 6688-173

The 6688-173 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6688 caliber with 28j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-8d3542f58bb7]

Also known as: Monster, Panda

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
12.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
White
Jewels
28j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1965

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