Buler - Mechanical *Jump Hour* very rare Jumbo style Men The seconds indicator in the middle of the center Case diameter : 42 mm (without crown) 44 mm (with crown). The lug is 24 mm. Lug to lug : 42,5 mm Crystal: acrylic No box and paper Photos are part of the description. Please look at them carefully. Please, be aware of customs duty. Customs duties are the buyer's responsibility and beyond the control of sellers. The case has been polished. We do not guarantee water resistance on vintage watches. Accuracy of + or - 5 minutes per day is acceptable for vintage watches. Please also check my other watches.