Samsung is set to launch the Galaxy Watch Ultra 2 and Galaxy Watch9 later this month during a Galaxy Unpacked event. Following recent leaks showcasing the smartwatches, additional information has emerged regarding their bands.
The leaked details indicate that the Galaxy Watch Ultra 2 bands will feature Ultra branding and closely resemble those from last year's Galaxy Watch Ultra.

In contrast, the Galaxy Watch9 bands are expected to retain the quick-release locking mechanism introduced with the Galaxy Watch8.
Samsung is also anticipated to launch a new band inspired by last year’s Marine Band, available for both the Galaxy Watch Ultra 2 and Galaxy Watch9 in a variety of colors including Black, Cream, Green, Light Blue, and Orange.
Alleged Sport band for the Galaxy Watch Ultra 2 and Galaxy Watch9The Sport Band is making a return with a slightly updated design, set to be offered for both smartwatches. Expect color options including Blue, Black, Yellow, and Green, with additional colors likely to be available.
Hybrid band with leather-like finishAdditionally, Samsung is rumored to introduce a Hybrid Band with a leather-like finish in colors such as Beige, Brown, Black, and Gray.

The report further details a new range of pastel-colored bands available exclusively for the Galaxy Watch9, featuring Blue, Green, Light Yellow, and White options.

A Fabric Band will also be released for both watches; however, the version for the Galaxy Watch Ultra 2 is expected to include a more rugged buckle.

Lastly, the Galaxy Watch Ultra 2 is predicted to feature the Trail Band, available in Black, Blue, Green, and Orange.
Samsung is anticipated to unveil the Galaxy Watch Ultra 2 and Galaxy Watch9 on July 22, alongside the Galaxy Z Fold8, Galaxy Z Fold8 Ultra, and Galaxy Z Flip8. More details regarding the upcoming smartwatches can be found here, along with leaked renders available here.
Source