Three limited editions of Louis Erard's Excellence Petite Seconde sport dials in malachite, lapis lazuli and aventurine.
lapislazzuli
The House of Le Noirmont is launching three new exclusive versions of the Excellence Regulateur, each limited to 99 pieces and featuring a dial in aventurine, lapis lazuli or malachite.
The Roman house presents the new Octo Roma Naturalia, available in three versions, characterised by the use of natural stones.