ETA® Replacement Bestfit® X Series Watch Parts And Interchangeable Models

These are some of the more common parts that require replacement in ETA® movements. Stock numbers found in the Bestfit® Matsys® online look up system. Most commonly found in the calendar and automatic section of the watch including an cell straps, calendar parts, insulators etc. ETA® movements were originally ESA® movements and the movement numbers interchange. Many of these parts interchange with other brands and calibers.

• ETA® movement parts
• Interchanges with ESA®
• Interchanges with many other brands and calibers
• Genuine part numbers
• Some parts have limited stock
• Matsys® online part numbers
• 64.3000 Matsys® online program
• https://www.esslinger.com/matsys-online-from-bestfit-lifetime-membership-watch-parts-lookup-software/

         **Esslinger & Co. is independent of and not affiliated with or sponsored by ETA®, ESA®, or Bestfit®. Warranty does not apply to non-genuine parts supplied by Esslinger & Co.**