Breitling Utc Module B61172 12h Breitling Chronomat Steel Utc002
Breitling 20mm lug and 18mm Utc black dial/black dial/esfera negra Breitling Utc module steel gold B61172 Chronomat 20mm models! These Utc modules have been sold out at Breitling for years. It was introduced in 1972.