ETA/UNITAS 6325 Combined in-setting with upper balance End-piece Part No. 3929, Swiss Watch.

ETA 6325 Upper Balance End-PieceThe ETA 6325 Upper Balance End-Piece is a genuine Swiss replacement component manufactured specifically for the ETA/UNITAS 6325 manual wind movement. According to the official ETA/UNITAS spare parts catalogue, Part No. 3929 is the Combined In-Setting with Upper Balance End-Piece, a precision assembly used in the upper balance shock protection system.Manufactured to original Swiss factory specifications, the ETA 6325 Upper Balance End-Piece is engineered to provide accurate positioning and secure support for the upper balance pivot. This component forms an essential part of the balance assembly and contributes directly to the movement’s stability, accuracy, and long-term reliability.The balance assembly is the regulating heart of every mechanical watch. The ETA 6325 Upper Balance End-Piece helps maintain correct pivot alignment while protecting the delicate balance staff during normal operation. Precision manufacturing ensures smooth balance oscillation and proper operation of the shock protection system.Professional watchmakers understand that balance components require extremely tight manufacturing tolerances. Even minor dimensional differences can influence amplitude, beat stability, and overall movement performance. For this reason, the ETA 6325 Upper Balance End-Piece is manufactured to original Swiss dimensions, ensuring reliable fitment within the ETA/UNITAS 6325 movement.During a complete movement overhaul, damaged or worn balance settings should always be replaced with genuine components whenever possible. Installing the ETA 6325 Upper Balance End-Piece helps restore the original mechanical performance of the movement while maintaining factory specifications.The ETA/UNITAS 6325 remains one of the best-known vintage Swiss manual wind calibers. Its robust construction and simple architecture make it a favorite among collectors and professional watchmakers. Using genuine components such as the ETA 6325 Upper Balance End-Piece preserves the originality of the movement and helps ensure dependable long-term operation.Manufactured using high-quality Swiss materials, the ETA 6325 Upper Balance End-Piece provides excellent durability, precise jewel positioning, and smooth interaction with the balance staff. It is suitable for complete restorations, professional servicing, and replacement of worn or damaged original components.Whether servicing a vintage wristwatch or rebuilding an original ETA/UNITAS movement, the ETA 6325 Upper Balance End-Piece offers the precision and quality expected from genuine Swiss watch parts. It remains the preferred solution for professional repair workshops seeking factory-quality replacement components.Technical SpecificationsBrand: ETA / UNITASCaliber: 6325Part Name: Combined In-Setting with Upper Balance End-PiecePart Number: 3929Movement Type: Manual WindSwiss MadeGenuine Swiss Replacement PartCondition: NOS (New Old Stock)FeaturesGenuine ETA / UNITAS partOriginal Swiss Made componentPart No. 3929Precision-manufactured balance settingSupports upper balance pivotAccurate factory dimensionsProfessional repair qualityIdeal for vintage movement restorationExcellent fit and durabilityLong service lifeFunction and PurposeThe ETA 6325 Upper Balance End-Piece supports the upper balance pivot while maintaining proper jewel alignment within the balance assembly. It contributes to smooth balance oscillation, stable amplitude, and accurate timekeeping.CompatibilityCompatible with:ETA/UNITAS 6325 Manual Wind MovementPlease compare your movement caliber and original part number before purchasing.Professional UseThe ETA 6325 Upper Balance End-Piece is recommended for professional watchmakers, restoration specialists, collectors, and repair workshops servicing ETA/UNITAS 6325 manual wind movements.Build QualityManufactured to genuine Swiss standards, the ETA 6325 Upper Balance End-Piece provides exceptional machining accuracy, reliable jewel support, and precise fitment for dependable movement performance.Long-Term ReliabilityWhen professionally installed, the ETA 6325 Upper Balance End-Piece helps preserve the original performance of the balance assembly, ensuring reliable operation and long service life for the ETA/UNITAS 6325 movement.Frequently Asked QuestionsIs the ETA 6325 Upper Balance End-Piece a genuine Swiss part?Yes. The ETA 6325 Upper Balance End-Piece Part No. 3929 is a genuine Swiss replacement component manufactured for ETA/UNITAS 6325 manual wind movements.What is the function of the ETA 6325 Upper Balance End-Piece?The ETA 6325 Upper Balance End-Piece supports the upper balance pivot and forms part of the balance shock protection assembly, helping maintain accurate balance operation and reliable timekeeping.Shipping & Delivery�� Phone & WhatsApp: 20 122 323 9604�� Email: [email protected]�� Email: [email protected]�� Website: www.swisswh.com�� Facebook Page: https://www.facebook.com/WatchHouseSparePartsWe offer worldwide shipping via DHL and UPS. All orders are carefully packed and dispatched within 1–2 business days. Delivery typically takes 3–7 business days depending on the destination country and customs procedures.