IMHO, and as others have stated, the Trulli is one of the best ROOs ever produced. It is a wonderful combination of two great materials: carbon and ceramic. Likewise, the color combination is complex and engaging, yet understated and muted. I also...
I have a 68 -- the spring bar is NOT curved. The OEM strap is 22/20. I have an ammo strap inbound -- 22/22 with an aftermarket buckle. In the meantime, I have an old Panerai Mare strap on it.