Seiko Cal. 6687 - 381

Seiko 6687-381

The 6687-381 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6687 caliber with 17j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-ed223eed407c]

Also known as: Rally, World Timer

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
10.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Silver
Jewels
17j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1988

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seikata-wm-ed223eed407c