![Seiko Introduces The Prospex Marinemaster 1000m Cermet “Tuna” Limited Editions (With Price) | SJX Watches Seiko Introduces The Prospex Marinemaster 1000m Cermet “Tuna” Limited Editions (With Price) | SJX Watches](https://watchesbysjx.com/wp-content/uploads/2016/03/Seiko-Marinemaster-Tuna-Cermet.jpg)
Seiko Introduces The Prospex Marinemaster 1000m Cermet “Tuna” Limited Editions (With Price) | SJX Watches
Horology Matters - It looks like another Prospex MM300 model, but what really sets the Seiko Marinemaster 300M SLA015 apart from all the other – no less lust-worthy – Marinemaster 300M watches
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