Huge 47.5mm Tuna Master - Hand Assembled using the highest quality parts. This is the highest specification Tuna style mod available for this incredible price. Giving you unmatched value for money!
The case features a double dome sapphire crystal with AR coating. You get a signed 'S' screw down crown, with a screwed down case back featuring an intricate wave graphic. The case features drilled lugs and has super fine satin brushing all around the shroud. 
The bezel is chunky, with polished scallops and brushed finishing. The rotation is precise and smooth, finished with a ceramic bezel insert for durability. 
A jet black, large indices dial gives it an understated and utilitarian look. The hands are one of the finest available, featuring horizontal brushing on the large cathedral design, finished with a top capped seconds hand. 
The bracelet, is the best bracelet for this type of watch. It has a taper from 22mm down to 18mm at the clasp. Features high quality fine satin brushed links, with polished bevels either side of the links. The clasp is a 6 micro adjustment, fold over milled clasp with satin brushed upper and polished bevels on either side.
again, only the best materials used to bring you such a high quality automatic watch - check the feedback!
The movement is a super-reliable & robust Seiko NH35 automatic movement which has been regulated to perform at or around +/-10 secs a day. The movement features hack/wind functionality with a date complication. 
Water resistance has not been tested but for all new components and seals have been used. currently splash proof but recommended to get it professionally tested if it to be used for diving. 
Dimensions:
Case diameter:  47.5 mm 
Lug to Lug: 46.5 mm
Case thickness: 14.7 mm
Lug width: 22 mm