I was looking at one of these in the window of Prouds yesterday (@ $1300), thinking it didn't look as big as I thought it would. Very nice, especially for what might be the lowest price yet.
The Seiko SPB101J Prospex Sumo is an automatic movement watch with 200m water resistance. The SPB103J features a classic looking watch with a black case and dial along with a stainless steel case & bracelet.
Featuring the Seiko mechanical automatic 6R35 movement, the SPB101J1 has an accuracy tolerance of +25 /- 15 seconds per day. This model is finished in full Stainless Steel. The hands and the markers have lumibrite to make them visible at night (once fully charged). The case size is 45mm and thickness 12.9mm and the entire watch weighs approximately 190gm. Being a 200m dive watch, features include a screw lock crown, a screw case back and a uni-directional rotating bezel. Additional features include a date function and a stop seconds hand function.
Wow. That's cheap.
Green for a few dollars more if anyone prefers the colour https://starbuy.com.au/seiko-sumo-prospex-spb103j/
PADI https://starbuy.com.au/seiko-sumo-padi-spb181j/