Seiko Prospex Tuna Marine Master Spring Drive
- Seiko Authorized Dealer
- Topper Guarantee
- Extended Warranty more info
Inspired from a letter Seiko received by a proffesional diver in 1968, Seiko started to research and develope a watch that was not only resistant to water for depths as great as 350m, but also could withstand the shock of being hit against the ocean floor.
- Drive system - Spring Drive Caliber 5R65
- Case material - Bright titanium with DLC
- Glass Material - Sapphire glass
- Lumi-Brite - Yes (needle, index)
- Accuracy - (1 second corresponding day difference ±) 15 seconds per month difference ±
- Waterproof - 600m waterproof for saturation diving
- Antimagnetic - Yes
- 50mm width
- 16.2mm thickness
Toppers is excited to offer a free extended warranty on the purchase of new watches. This warranty begins when the manufacturer's warranty runs out. As such, Topper Fine Jewelers will provide an additional non-transferable warranty for a period of one year.*
*Restrictions Apply. Service provided anywhere other than at Topper Fine Jewelers or a service center of the original manufacturer is not covered and shall void the warranty. Topper Fine Jewelers will have sole discretion to determine whether the work for the warranty will be performed "in house" by Topper Fine Jewelers or at a repair facility of our choice. The limited warranty does not cover bracelets, crystals, batteries, or any damage to the case or movement caused by moisture that might have entered the watch as a result of improper handling, nor does it apply, on a more general basis, if there is evidence of misuse or abuse. Only Topper Fine Jewelers will determine at its sole discretion to repair any watch under this warranty.