Seiko Cal. 6387 - 171

Seiko 6387-171

The 6387-171 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6387 caliber with 34j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-268587fbb13a]

Also known as: UFO, Sea Horse

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
14.2mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
160m
Dial Color
Champagne
Jewels
34j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1979

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