SEIKO PROSPEX Marine Master Professional Navy SBBN037. Edge: stainless steel / body: stainless steel (diamond shield) / back cover: stainless steel. International Buyers - Please Note. We do not mark merchandise values below value or mark items as gifts - US and. International government regulations prohibit such behavior.Check out my other items. Be sure to add me to your favorites list. The item "SEIKO PROSPEX Marine Master Professional Navy SBBN037 Men's Watch New in Box" is in sale since Thursday, February 22, 2018. This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Watches\Wristwatches". The seller is "sacchan2008" and is located in japan. This item can be shipped worldwide.