https://www.samsung.com/us/support/answer/ANS00087245/ Take a look at this site. List compatible band except ultra band has a different conector. The watch band hasn't change and still 20mm. Browse band section and read those little word. Does indicated support galaxy watch 4 and later. It support even earlier.
Hi Bushtea,the Galaxy Watch6 straps for the 40mm model will be compatible with the Galaxy Watch7. Similarly, the newly released range of straps for the Galaxy Watch7 will be compatible with the Watch6.
