MODEL: 70330N BOX & CERT DATED AUG 2020, LOCAL AD. Automatic movement in stainless steel case 42mm, mirroring the original shape and proportions of the 1970s model, the TUDOR Heritage Chrono introduces a series of new and beautifully executed design details: the bevelled and polished edges of the lugs, the slick, stylized shoulders to protect the crown, and the knurled edge of the rotatable bezel and of the pushers that ?ank a knurled winding crown to improve grip.