Description
breitling cal 11 mainspring,Below figure is an example for this calibre type:
Beige and white GG Supreme canvas
original fur Breitling cal 11 buren complete mainspring with
Gold-toned hardware
Breitling Cal. 11 for sale
Double G
Inside: 9 open pocket
Heuer 11, Breitling 11
Chain top handle with 7″ drop
Top zip closure
Spring Mainspring Heuer Hamilton Breitling chronomatic Cal 11
7.1″W x 5.5″H x 2.7″D
Weight: 0.9lbs approximately
Heuer original Mainspring part # 771 for Cal. 11