Translation of "maestro" into English

Jika Anda mendapat masalah, hanya mengikuti mata sang maestro.

If you get into trouble, just follow the maestro's eyes.

Aku membelinya di Gévaudan sudah lama. karya seorang maestro perak

I purchased this one in Gévaudan lifetimes ago.It' s the work of a master silversmith

Aku hanya tahu satu-maestro mega siapa yang terobsesi dengan rekayasa genetika.

I only know of one mega-mogul who's obsessed with genetic engineering.