True to English watchmaking heritage, Arnold & Son unveils the TES Blue Tourbillon, with the hand-finished A&S8100 calibre with sapphire barrel bridge and blue main plate. This defining timepiece is part of the Royal Collection which combines classic styling with leading-edge technology.
Functions Hours, minutes, tourbillon
Caliber A&S8100 Arnold & Son manufacture tourbillon movement, hand-wound, 19 jewels, diameter 32.60 mm, thickness 6.30 mm, power reserve 80 h, 21,600 vibrations/h. Movement decoration: Nickel-silver and sapphire movement, palladium treated bridges and blue CVD treated main plate with superlative Haute Horlogerie finishing: hand-chamfered bridges with polished edges, A&S specific pattern engraved on the main plate, circular satin-finished wheels with hand-chamfered and polished edges, screwed gold chatons, mirror-polished tourbillon cage and bridge, screws with bevelled and mirror-polished heads.
Case 18-karat white gold, diameter 44 mm, cambered sapphire with anti-reflective coating on both sides, case back see-through sapphire
Dial Blue open dial
Strap Hand-stitched blue or black alligator leather