27 jewels65h power reserve28,800 vph (8 Hz)
The Tudor MT5400-U is an in-house automatic movement measuring 30.3mm in diameter. It operates at 28,800 vibrations per hour with a 65-hour power reserve and 27 jewels. The movement features a silicon hairspring, hacking seconds function, and bidirectional winding rotor. It powers the Black Bay 58 collection.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
27 jewels
Power Reserve
65h
Frequency
28,800 vph (8 Hz)
Diameter
30.3mm
Display Type
Analog
Winding
Automatic (Bidirectional)
FEATURES
Silicon HairspringHacking Seconds
