Which LDFAS bands fit the Galaxy Watch 5?

Yes. LDFAS lists 1 compatible band for the Galaxy Watch 5: LDFAS Galaxy Watch 7/6 Classic 鈦合金錶帶 – 彎扣 SSR.

What band size does the Galaxy Watch 5 use?

The Galaxy Watch 5 has a 40mm / 44mm case. Compatible band width: Quick Release 20mm.

Yes — 1 LDFAS band are available for the Galaxy Watch 5, each covered by a 2-year warranty.

Samsung40mm / 44mmLug Quick Release 20mmSL20 Spring Pin 20mm

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 5?: Yes. LDFAS lists 1 compatible band for the Galaxy Watch 5: LDFAS Galaxy Watch 7/6 Classic 鈦合金錶帶 – 彎扣 SSR.
What band size does the Galaxy Watch 5 use?: The Galaxy Watch 5 has a 40mm / 44mm case. Compatible band width: Quick Release 20mm.
Are LDFAS bands compatible with the Galaxy Watch 5?: Yes — 1 LDFAS band are available for the Galaxy Watch 5, each covered by a 2-year warranty.