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Prospex Marine Master ‘Tuna’

Categories: , SBBN033J


Out of Stock
Case Diameter47.7mm
Movement TypeQuartz

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The watch’s shape is affectionately nicknamed by Seiko fans as a ‘Tuna’ – because of its larger diameter and bold shape like a tuna tin.

Seiko Prospex watches are designed for sports lovers and adventure seekers in the water, in the sky or on land. Since launching Japan’s first diver’s watch in 1965, Seiko’s innovative watchmaking has changed global dive watch standards.


Accuracy: -15/+15 seconds per month
Calibre: 7C46
Movement Type: Quartz
Watch Case
Case Material: Stainless Steel
Case Thickness: 14.7mm
Case Diameter: 47.7mm
Lug Width: 22.0mm
Dial Colour: Black
LumiBrite: Lumibrite on hands, indexes and bezel
Clasp: Pin buckle
Strap/Bracelet: Silicone
Other Specifications
Water Resistance: 30 bar
Crystal Type: Sapphire