Vintage Zenith Cal. 88.5 Ladies Watch Movement & Dial SWISS MADE Running Strong
Item Specifics:
Item Description:
Up for sale is an authentic, vintage Zenith mechanical movement for ladies' watches (Caliber 88.5 series), complete with its original silver dial, gold-tone hands, winding crown, original crystal, and case back.
Despite its compact size, this is a high-grade, 17-jewel manufacture Swiss movement in remarkable, fully working condition, featuring Incabloc shock protection.
Item Specifics:
  • Brand: Zenith
  • Country of Manufacture: Switzerland
  • Era: 1960s
  • Movement Type: Mechanical (Manual Winding)
  • Caliber: Zenith 88.5 / 888-6 series (17 Jewels)
  • Movement Diameter: 19.7 mm
  • Movement Serial Number: 5114368
  • Dial: Original silver sunburst dial with applied gold-tone markers and hands. Marked "ZENITH" and "SWISS MADE".
  • Case Back: Original Zenith stainless steel case back included. Internal markings: "ZENITH / SWISS MADE / STEEL BACK / GOLD FILLED G BEZEL 20 MICRONS". Case serial: 91185.
Technical Performance (Timegrapher Tested):
The movement is in EXCELLENT WORKING ORDER. It winds smoothly and runs strongly with just a few turns of the crown. Tested via a digital timegrapher app (Watch Accuracy Meter) with the following stable results:
  • Beat Rate (BPH): 21,600 (High-beat version for maximum accuracy)
  • Accuracy (Rate): -1 s/d (Exceptional near-perfect precision)
  • Beat Error: 1.8 ms
Cosmetic Condition:
  • Movement: Very clean, no rust or signs of amateur repair.
  • Dial/Hands: Great vintage condition with light, honest patina.
  • Completeness: Comes exactly as pictured (movement, dial, hands, winding stem/crown, original crystal, and matching case back).
A beautiful and rare find for a ladies' watch restoration project, vintage watchmaking repair, or as a reliable donor movement for collectors.
Worldwide shipping available. Please see all photos for details. Feel free to ask any questions!