Breitling Premier B15 DUOGRAPH Ref# RB1510251B1P1

Unworn Breitling Premier B15 DUOGRAPH RB1510251B1P1, 42 mm, Black dial, 18k red gold case. Fixed bezel. Cambered sapphire, glareproofed both sides crystal. Breitling B15 (Manufacture) calibre, Mechanical hand-wound movement, 70 hrs power reserve, 27 jewels. Alligator leather strap with Folding clasp. Water resistance 100 m.
TECHNICAL DATA
Caliber: Breitling B15 (Manufacture)
Movement: Mechanical hand-wound
Power reserve: Approx. 70 hrs
Chronograph: 1/4th second, 30 minutes
Vibration: 28,800 v.p.h
Jewel: 27 jewels
Calendar: Dial aperture
Case material: 18k red gold
Caseback: Screwed in (sapphire crystal)
Water resistance: 100 m
Bezel: Fixed
Crown: Non screw-locked, two gaskets
Crystal: Cambered sapphire, glareproofed both sides
Product Weight (Approx.): 169.8 g.
Watch-head Weight (Approx.): 136.9 g.
Diameter: 42.0 mm
Thickness: 15.35 mm
Height (upper lug tip to lower lug tip): 50.0 mm
Lug width (in-between lug): 22.0 mm
Strap material: Alligator leather
Strap color: Black
Strap type: Curved
Lug: 22/18 mm
Buckle Material: 18k red gold
Buckle type: Folding clasp
Buckle size: 18 mm