40mm Calendar Silver Dial Steel Bracelet dark grey roman The case is made of

The case is made of titanium

Both the crown and case back are screwed down into the case

while the case back is a combination of brush-finish/ high polish finish

Both the crown and case back are screw-down

both are screw-down

40mm Calendar Silver Dial Steel Bracelet dark grey roman The case is made ofThis JLC Q4148120 is new and unworn with original box and papers and an additional brown leather strap. "MSRP: $19,200. 00 USD" Pictures are generic (watch is not in stock but available for order) Please contact us for a scheduled delivery. Case is made of a mirror finished stainless, including the sides and crown of the watch. Mounted atop the case, there's a mirror finished stainless steel fixed bezel. Watch comes on a mixed of mirror and satin