EB5510H21B1S1
Exospace B55
The story
In creating its first connected chronograph, Breitling places the smartphone in the service of the watch so as to enhance its functionality. The Exospace B55 houses an exclusive caliber equipped with a range of original functions

Key features
Swiss made
Case material
Titanium
Water resistance
10 bars i
Diameter
46.0 mm
Thickness
15.2 mm
Product Weight (Approx.)
140.0 g.
Technical Data
Movement
Caliber | Breitling B55 (Manufacture) |
---|---|
Movement | SuperQuartz™, thermocompensated quartz electronic, analog and 12/24hr LCD digital display, backlighting (white light), battery state-of-charge indicator |
Chronograph | 1/100th second, max. 99 hrs 59 min. 59 sec., flyback function, electronic tachymeter, chronograph (lap timer, flight times) |
Calendar | digital, perpetual, with weeks indication |
Other functions | Countdown timer, 7 daily alarms, CountDown/CountUp Clock, (max. 99 days, 23 hrs 59 min. 59.99 sec.) with independent alarm, UTC worldtime; pairing possiblity (Bluetooth Low Energy) with a smartphone (dedicated Application) for data transfer and «remote» settings |
Battery type/life | Approx. 9 to 10 years |
Case
Case material | Titanium |
---|---|
Caseback | With screws |
Connectivity | Bluetooth Low Energy (BLE) |
Water resistance | 10 bars i |
Bezel | Bidirectional ratcheted |
Crown | Non screw-locked, two gaskets, integrated pushpiece |
Crystal | Sapphire, glareproofed both sides |
Dimensions
Product Weight (Approx.) | 140.0 g. |
---|---|
Watch-head Weight (Approx.) | 94.7 g. |
Diameter | 46.0 mm |
Thickness | 15.2 mm |
Height (upper lug tip to lower lug tip) | 55.6 mm |
Lug width (in-between lug) | 24.0 mm |
Strap
Strap material | Rubber |
---|---|
Strap color | Blue |
Strap type | Straight |
Lug | 24/20 mm |
Buckle Material | Titanium |
Buckle type | Pushbutton folding clasp |
Buckle size | 20 mm |
Buy in store
Visit us in a Breitling boutique or at official retailers and convince yourself of our high-quality products.
Discover new models, get individual advice and find the Breitling watch that suits you best.