amanico[JLC Moderator]
402934
A series of Blue Enamel Guilloché dials: Jaeger Lecoultre Master Ultra Thin Tourbillon, Moon, Perpetual Calendar and MGT Gyrotourbillon Five.
From Left to right:

Let's add the MGT Minute Repeater Perpetual for the good measure, and you have the whole 2019 series.

That was an awesome " blue year " for JLC.
Best,
Nicolas.