Which LDFAS bands fit the Galaxy Watch Ultra?

Yes. LDFAS lists 1 compatible band for the Galaxy Watch Ultra: Silicone Sport Band for Galaxy Watch Ultra 2 / Galaxy Watch Ultra 47mm | LDFAS.

What band size does the Galaxy Watch Ultra use?

The Galaxy Watch Ultra has a 47mm case. Compatible band width: Ultra Lug 34mm. 2024 first-gen - silicone sport band

Yes — 1 LDFAS band are available for the Galaxy Watch Ultra, each covered by a 2-year warranty.

Samsung47mmLug Ultra Lug 34mmUL34 Ultra 34mm

2024 first-gen - silicone sport band

Grade 1 Pure Titanium (99.5%+) — aerospace-grade, feather-light and skin-friendly.
Precision fit — engineered to the exact lug geometry of your watch.
2-year warranty on every LDFAS band.

Which LDFAS bands fit the Galaxy Watch Ultra?: Yes. LDFAS lists 1 compatible band for the Galaxy Watch Ultra: Silicone Sport Band for Galaxy Watch Ultra 2 / Galaxy Watch Ultra 47mm | LDFAS.
What band size does the Galaxy Watch Ultra use?: The Galaxy Watch Ultra has a 47mm case. Compatible band width: Ultra Lug 34mm. 2024 first-gen - silicone sport band
Are LDFAS bands compatible with the Galaxy Watch Ultra?: Yes — 1 LDFAS band are available for the Galaxy Watch Ultra, each covered by a 2-year warranty.