Horology Matters - So what exactly do we have with these Grand Seiko Hi-Beat 36000 Professional 600m Diver's SBGH255 / SBGH257 watches? In short, we have professional dive watches, made the Grand
Grand Seiko Hi-Beat Professional Diver 600m SBGH255 and SBGH257 - Hands On | Page 4 | WatchUSeek Watch Forums
![Grand Seiko SBGH255] I was gifted this behemoth from my future parents in law. I think it's a bit big but I still love it! : r/Watches Grand Seiko SBGH255] I was gifted this behemoth from my future parents in law. I think it's a bit big but I still love it! : r/Watches](https://preview.redd.it/grand-seiko-sbgh255-i-was-gifted-this-behemoth-from-my-v0-6ltrqgxjfru81.jpg?width=640&crop=smart&auto=webp&s=1c1cf64c794624f0a1cc4f31620c3f584b388b7f)