Patek Philippe Calatrava "Tiffany & Co." sailcloth a glossy white Swiss-signed dial

a glossy white Swiss-signed dial with printed Roman indices and a matching blued-steel 'sword' handset

Wear it with a white tee and jeans

under-the-radar tool watches

with a lightly aged white background and bold black subdials

and a limited edition book commemorating its release

Patek Philippe Calatrava "Tiffany & Co." sailcloth a glossy white Swiss-signed dialThat seven letter word: Tiffany. Its all you need to elevate an already desirable timepiece into stratospheric levels of demand and appreciation in the watch community. There is perhaps no greater multiplier for value than that little signature on the dial. This particular watch, a Calatrava Reference 2588, dates to circa the 1960s, features a solid 33mm 18K yellow gold case with a minimalist two hand dial. The subtle silver texturing of the dial is