Atlantic WorlMaster Original Gender: Male Movement: Hand-Wound, 21 Jewels, Unitas 6300N Type of casing: chromed Case width without crown: 37.5 mm Case width with crown: 40 mm Case thickness: 10 mm Dial: Black, perfect condition Case back: stainless steel, signed, screw-down. Glass: Plexi Crown: New, sharp, easy to be operated Color of the strap: Black Color of the clasp: Silver Type of strap: Leather Length of the watch strap: about 21 cm The watch is from the 1960s. Please take a look at the photos, they are part of the description. The watch run strong and keeps a very good time. No box or documents. It will be carefully packed in a very safe generic box and sent via registered mail with tracking no.