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Seiko Prospex Turtle
Photo by 663highland (CC BY 2.5), via Wikimedia Commons · shown: Prospex family photo

Prospex Turtle

The Turtle nickname comes from the cushion-cased silhouette of the 1976 6309-7040; revived by Seiko in 2016 with the SRP777 and SRP779. The SRPE93 carries the Save the Ocean Manta Ray colorway with the 4R36 caliber.

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Prospex Turtle | Grail Atlas