I would guess Dufour's watches are so hard to get new that Roger Smith's probably seem like mass produced items by comparison. I've thought about ordering one myself but have never explored the process (or price).
Does anyone know what the difference is between the perpetual calendar and the cca? I like the white version the best, but I'm concerned about the legibility of white hands against a white dial. Also, while I don't doubt the ingenuity that went into the calendar design, it's double the price of the