CONVERSIONS & Vintage Watches All / Pocket Watch Conversions / 36 mm All In Stock Pocket Watches Pocket Watch Conversions 36 mm 40 mm 44 mm WWI Era Elgin Conversion from 1914 $1,849.00 Add To Cart 36 mm Waltham from 1908 with a Blue Dial $1,549.00 Add To Cart 36 mm Elgin Grade 354 from 1911 $1,749.00 Sold Out Add To Cart 36 mm Waltham from 1907 with a Fancy Dial $1,749.00 Sold Out Add To Cart