Zenith Balance Wheel & Hairspring – No. 748 for Cal. 525 (5¼ Ligne) Antique Jewellery

Zenith Balance Wheel & Hairspring – No. 748 for Cal. 525 (5¼ Ligne) Antique JewelleryDescription: Offered here is a vintage Zenith balance wheel and hairspring, supplied in its original Renata Progress packaging. This part is marked No. 748 for 5 ligne Calibre 525, and is a genuine replacement component. An excellent find for watchmakers, collectors, or anyone restoring a Zenith movement. Key Details: Maker: Zenith Part: Balance wheel & hairspring Calibre: 525 Size: 5 ligne Renata Progress packaging No. 748 Condition: New old stock

creating a beautiful layered effect that catches the light with its high polish finish

Condition: Previously resized

Movement: Manual wind mechanical movement

timber lined

10 x 9½" – Dennison 6 / 11 – Swiss NOS

we recommend that a service be carried out to ensure long-term reliability

Dennison: 10 / 12

Case diameter (including crown): approx

Each holder is topped with a spread of natural feathers

or anyone restoring a Zenith movement

Design: Decorative lion finial and embossed panels with historical scenes

The enamel dial is signed Admiral and Swiss Made and features Roman numerals with subsidiary seconds at 6 o’clock