Seiko 5 Sports SRPD79 Automatic Grand Seiko And the watch is sustainably

And the watch is sustainably powered by light with the exclusive Citizen Eco-Drive technology

while upon it

Current depth display in digital format

Caliber 5R86 :

Arita porcelain

Seiko 5 Sports SRPD79 Automatic Grand Seiko And the watch is sustainablyCaliber Number 4R36 Movement Type Automatic with manual winding capacity Accuracy +45 to 35 seconds per day Duration Approx. 41 hours Exterior Case Material Stainless steel (hard coating) Crystal Hardlex LumiBrite Lumibrite on hands and indexs Band Material Nylon Other Details Water Resistance 10 bar Case Size Thickness: 13. 4 Diameter: 42. 5 Length: 46 Weight 335g Other Specifications Screw case back See through case back Unidirectional rotating