Independent watchmaking studio — est. 2019
Mechanical watches that keep time eight beats a second.
40 mm steel cases, grand-feu enamel dials, movements regulated by hand. A few dozen pieces a year, each finished at the bench.
Fig. 01 — No. 14, steel, enamel dial, Ø40 mm
01 — The case
Forty millimetres, drawn to the wrist, not to the trend.
Every case is turned from 316L steel to the same proportions. The drawing on the right is at true scale in millimetres.
- Diameter
- Case, excluding crown
- 40.0 mm
- Lugs
- Lug tip to lug tip
- 47.0 mm
- Strap
- Width between lugs
- 20 mm
- Height
- Caseback to crystal
- 10.4 mm
- Crown
- Fluted, screw-down
- Ø6.5 mm
Half a second of the balance, computed as you scroll.
θ(t) = A · cos(2πft) · f = 4 Hz · A = 280°
t
0.000 s
θ
+280.0°
Speed
0.0 rad/s
Beats
0 / 28,800 vph
Seconds hand
0.00°
03 — Material and practice
Regulated in five positions before it leaves.
Each movement is timed dial up, dial down and crown in three directions, then adjusted until the spread between positions closes.
- Rate
- Daily, mean across positions
- −2 / +4 s
- Reserve
- Fully wound
- 42 h
04 — Work
No. 14 — Time onlyEnamel, creamSteel / 40 mm2025
No. 12 — Small secondsEnamel, whiteSteel / 38 mm2024
No. 09 — Sector dialSilvered brassSteel / 39 mm2023
No. 05 — FieldLacquer, blackSteel / 37 mm2021
No. 01 — First watchEnamel, whiteSteel / 38 mm2019
Want a watch made for one wrist?
A few dozen pieces a year. Lead time ≈ 6 months.
© Halde 202628,800 vph · 4 Hz