Seiko Cal. 3872 - 688

Seiko 3872-688

The 3872-688 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3872 caliber with 21j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-d08235de7f75]

Also known as: Shogun, Baby Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
15.2mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
180m
Dial Color
Black
Jewels
21j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1979

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