Technical details
- Brand: San Martin
- Model: Miyota 90S5
- Movement: Miyota 90S5 automatic mechanical (high-beat)
- Frequency: 28,800 vibrations/hour (4 Hz)
- Jewels: 24 jewels
- Power reserve: ~42 hours
- Functions: Hours, minutes, central seconds
Case
- Material: 316L stainless steel
- Diameter: 39–40 mm
- Thickness: ~11 mm
- Lug-to-lug: ~47 mm
- Crystal: Sapphire with anti-reflective coating
- Case back: Sapphire exhibition caseback
- Crown: Screw-down
Dial & Hands
- Dial: Clean, minimalist layout with applied indices
- Hands: Polished, luminous
- Lume: Super-LumiNova
Bracelet
- 316L stainless steel bracelet or leather strap
- Folding clasp with safety lock
Water Resistance: 100 m / 10 ATM
The Quiet Heart of Precision
Some watches impress at first glance.
Others reveal themselves slowly — like a conversation that deepens with time.
The San Martin Miyota 90S5 belongs to the second kind.
At its center beats the Miyota 90S5 high-beat movement, oscillating at 28,800 vibrations per hour. The seconds hand glides with an almost hypnotic smoothness, a gentle reminder that time is not a sequence of jumps, but a continuous flow. Watching it move becomes a small daily ritual — a moment of calm in a fast world.
Turn the watch over, and the exhibition caseback reveals the living mechanism inside. Gears turn, the rotor swings, and the balance wheel breathes in perfect rhythm. There is something deeply human in this mechanical heartbeat: no batteries, no screens, just the quiet poetry of springs and steel working in harmony.
Its proportions are deliberate and intimate. The case sits close to the wrist, as if designed to be forgotten — until a glance reminds you why you chose it. Light slides softly across polished surfaces, never loud, never demanding. It is elegance that whispers.
This is not a watch made for a moment.
It is made for years of moments.
For early mornings and late nights.
For journeys planned and journeys unexpected.
For the simple, meaningful seconds that quietly shape a life.
The San Martin Miyota 90S5 does not try to stop time.
It reminds you to feel it.












