50 mm case size without crown and lugs. Metal case after hand polishing, screw back and bezel. Stamped Rolex 31 Records Universels Geneve Suisse. B 3027 , it is believed that the B relates to the depot which originally issued the watch.
Metal black dial in good condition with Arabic hours marks. Swiss stem-winding movement, with 15 jewels. Keep good time, please look video with perfect balance working via next links. Leather strap, new mineral glass. Please look all images and video.
I WILL DO MY BEST TO ANSWER ANY QUESTIONS. This is vintage wristwatch 1930. Watch has not water resistance, watch has not shock resistance. Watch is mechanical and need to wind every 1-2 days. Watch does not have any electronics parts or components.
Glass is mineral, mineral glass more easy to brake then modern acrylic glass. Thats really good watch in excellent condition. The item "Rolex WW2 vintage military mens trench watch rare screwed bubbleback" is in sale since Monday, December 9, 2019. This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Wristwatches".
The seller is "antiquewristcom1" and is located in Riga. This item can be shipped worldwide.