WATCHES: Five Sleek Men's Dress Watches (PICTURES)

Patek Phillipe Rose-gold Calatrava Ref. 5123R with a six-millimeter case.$26,800; tiffany.com.

Piaget The brand’s newest world record, this time for thinnest automatic movement, at three millimeters, in the Altiplano Date. $26,000; piaget.com.

Girard-Perregaux White-gold 1966 Small Seconds with a ten-millimeter case.$16,300; girard-perregaux.com.

Blancpain White-gold Villeret Ultra-Slim Date with a 9.15-millimeter case.$17,300; blancpain.com.

Vacheron Constantin Yellow-gold Ultra-Fine 1968 automatic watch with a 5.5-millimeter case. $37,400;vacheron-constantin.com.