Seiko “Blue Coral” SBDC069 & “BLUMO” SBDC033

February 19, 2019 1 min read

Seiko “Blue Coral” SBDC069 & “BLUMO” SBDC033

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The Seiko Sumo series watch is an awesome alternative to a 10K RX SUB. For awhile, many Japanese companies have a unique way of doing business where they like to keep the best things for themselves.

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