Price range: $510.00 through $690.00
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Genuine Omega silicon balance wheels for Calibre 8500 (part 7228900A4005118) and Calibre 8601 (part 7228601A4005119). Swiss‑made OEM components, delivering exceptional anti‑magnetic performance and long‑term stability. Aftermarket replacement for damaged original balance wheels.
Genuine Omega OEM – 100% authentic, Swiss made.
Silicon (Si14) technology – anti‑magnetic (>15,000 gauss), lightweight, wear‑resistant.
Optimised for Co‑Axial escapement – ensures high precision and stable amplitude.
Drop‑in replacement – restores original chronometer accuracy.
Exchange required for some models – check with supplier.
| Parameter | Value |
|---|---|
| Part numbers | 7228900A4005118 (8500), 7228601A4005119 (8601) |
| Compatibility | Omega Calibre 8500, 8601 (and related families) |
| Material | Silicon (Si14) |
| Anti‑magnetic | >15,000 gauss |
| Origin | Swiss Made |
| Type | Genuine OEM |
Replace broken or damaged silicon balance wheels in Omega 8500/8600/8601 family movements.
Suitable for Seamaster Aqua Terra, Planet Ocean, De Ville, Constellation models.
Professional watch repair and authorised service centres.
Q1: Are these genuine Omega parts?
Yes, 100% authentic Swiss‑made Omega OEM components.
Q2: What is the difference between 8500 and 8601?
8601 is the annual calendar variant of 8500; the balance wheels are not interchangeable. Use the correct part number.
Q3: Can a hobbyist install it?
No. Requires full escapement disassembly, timing adjustment, and specialised tools. Must be done by a qualified watchmaker.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
Trusted by watchmakers worldwide.
Personalized sourcing support via [email protected] or WhatsApp +86 18620212114.
