Swiss Emporium

Raymond Weil

Maestro Open Aperture & Moonphase (LAST ONE)


Raymond Weil


Details & Specifications


Equipped with a mechanical automatic winding movement housed in a 40mm-diameter case, this timepiece features a captivating silver dial, endowed with a delicate wave-like decoration. This sophisticated timepiece is finished with a genuine blue leather strap punctuated with white stitching.

Launched in 2010, the maestro, meaning “master”, demonstrates the mastery of RAYMOND WEIL Swiss horology and celebrates the world of classical music and the esteem commanded by a grand personality, composer or conductor. This mechanical watch collection combines elegance and sophistication with innovation, featuring some of the most renowned technical complications of the Swiss watchmaking tradition.



Type Mechanical self-winding movement with visible balance wheel and moon phase function
Calibre RW 4280 
Power Reserve (h) 38 h
No. of Jewels 26
Frequency 4 Hz (28,800 vph)
Case Material Stainless Steel 
Case Diameter 40 mm
Water Resistance 50 m / 165 ft
Bezel Stainless Steel 
Crystal Sapphire Crystal

Silver, with blue Roman numerals

Dial Indicators Indexes
Strap Material Genuine blue alligator-style calf leather strap with sewn-in white stitching
Clasp Folding clasp with double-push security system
Clasp Material Stainless Steel

Enquire about Raymond Weil Maestro Open Aperture & Moonphase (LAST ONE) - 2240-STC-00655