1917 Longines/August Ericsson with a rare 19.73N movement : r/pocketwatch
Longines et son calibre 19.73 N
Cal. 19.73N Longines, 'Chronograph', case No. 2955408. Made circa 1910. Very fine and rare, early, oversized, silver wristwatch with single-button chronograph, register and enamel dial. | Important Collectors Watches, Pocket Watches &
Longines Big Russians - The World's First Wrist Chronographs
Longines Pocket Watch Chronograph Gold 18K Cal.19.73 N Swiss Made Year 1910 | eBay
Longines Split Second Chronograph
Longines Yellow Gold Open Face Chronograph Pocket Watch with Pulsations | Vintage pocket watch, Pocket watch, Vintage watches
Longines Chronograph Pocket Watch West End Cal. 19.73N | WatchUSeek Watch Forums
Information on 19.73 and 19.73N "Double Face" Chronograph | Omega Forums
Longines - Double-faced pocket watch, chronographs, minute-recorders, calibre 19.73 N; “Anti Magnétique”; 18K yellow gold | Important Modern & Vintage Timepieces | Hong Kong, May 10,2020
RETAILER STORIES 23: THE OLDEST LONGINES CHRONOGRAPH WITH DANIEL HUG - Montres Publiques - The vintage watch magazine
Longines chronograph double face 19.73N, 1930 ? help with spare balance etc. needed | WatchUSeek Watch Forums
Longines Chronograph Caliber 19.73N in .900 Silver Ca 1912 | Cowan's Auction House: The Midwest's Most Trusted Auction House / Antiques / Fine Art / Art Appraisals
Swiss PW - Longines 19.73N balance, ca 1928 | NAWCC Forums
Sold Price: LONGINES very rare Savonette "Pulsometer" indenter switch wheel chronograph. Cal. 19.73N. Circa 1903. - January 6, 0123 4:00 PM CET
Longines 19.73 N | A La Clinique Horlogère, réparation et vente de montres, Porrentruy, Jura, Suisse
