EON ATELIER The Papers

Eon Atelier · The Papers

Four registers. No hours.

Eon Atelier builds mechanical instruments for the kinds of time a clock leaves out. Our first, Meantime, indicates the tide, the shadow, the while and the sky — and nothing else. The instrument above is not a picture of it. Every register on this page is running: the moon is today’s, the planets are today’s, the lamp is yours, and the barrel has been winding on your attention since you arrived.

IThe Calibre

Calibre
C.1 “Meantime”, manually wound by wear
Diameter
36.6 mm
Height
8.1 mm
Components
611
Jewels
43, in gold chatons
Balance
18,000 vph, free-sprung, visible at centre
Reserve
96 hours
Registers
Four — Aestus, Umbra, Memoria, Sidera
Hours indicated
None
Case
Tantalum, Ø 41 mm, brushed and bevelled
Glass
Domed sapphire, both faces
Finishing
Côtes droites, perlage, thermally blued screws

IIThe Registers

  1. I

    Aestus — the tide

    A lunar train geared 1 : 29.53 carries the moon’s age; a basin of levelled silver carries its pull. Spring tides at the syzygies, neaps at the quarters. The register does not name a harbour — it names the reason every harbour keeps its own book.

     

  2. II

    Umbra — the shadow

    A gnomon of blued steel over an engraved meridian arc. It keeps no sun of its own; it reads whatever light its owner brings — a window, a desk lamp, a candle carried across a room. The oldest instrument in the calibre, and the only one that needs you.

     

  3. III

    Memoria — the while

    A barrel that winds on presence. Every ten seconds of being attended to, the drum takes one engraved mark; the spring keeps what the marks measure. It cannot run backwards and it cannot be set. Nothing about it can be corrected, which is the point.

     

  4. IIII

    Sidera — the sky

    Six rails, six lacquer planets, one gold sun. The arrangement is today’s, by mean element; Mercury completes its rail in a season of wear, Saturn in a working life. It is slow. So is the sky.

     

IIIThe Atelier

Eon Atelier occupies the keeper’s house of a decommissioned tide-gauge station on Ushant, at the western edge of France, where the Atlantic rehearses twice a day. The house measured the sea for a century; we kept its instruments and its habit. The atelier was founded in 2011 by Léonie Vasseur, formerly of the Vallée de Joux, who left a celebrated complications bench with one conviction: that the hour is solved, and everything else worth measuring is not.

  • Ninehands at the bench
  • Eleveninstruments a year
  • Onecalibre at a time

IIIICorrespondence

  1. 01

    The letter

    Commissions begin with a letter — who you are, and which of the four times you find yourself missing. We answer every one, not quickly.

  2. 02

    The sitting

    A day at the station: the bench, the sea, the calibre under a loupe. Dimensions are taken; so are impressions.

  3. 03

    The wait

    Fourteen months. The list is not published and cannot be shortened. The wait is part of the instrument.

  4. 04

    Delivery

    By hand, at the atelier, at a low tide of your choosing. The register will already agree with the water outside.

From CHF 240,000 · eleven a year

correspond@eonatelier.ch