Zenith - 8307528 - 1900-1949

Overview
This is a Zenith open-face mechanical pocket watch with a clean, solid and classical Swiss antique character. The white dial is fitted with black Arabic numerals, an outer 13 to 24 hour auxiliary scale, and subsidiary seconds at 6 o’clock, creating a clear and well-balanced layout. Zenith is a well-recognised historic Swiss watch brand, and this example has strong visual clarity, a signed movement, and a restrained traditional appearance that will appeal to collectors of classic mechanical pocket watches.
The most notable highlights of this watch are the Zenith brand, the clear 24-hour auxiliary scale, the signed movement, and its understated classical style.
Technical and condition details
Type: Open-face mechanical pocket watch
Winding: Manual winding
Function: Running when tested. No long-term accuracy test has been performed.
Dial layout: Central hour and minute hands, subsidiary seconds at 6 o’clock, outer minute track, and 13 to 24 hour auxiliary scale
Dial: White dial with black Arabic numerals, signed Zenith at the centre, fitted with gold-tone hands. The outer 24-hour auxiliary scale is clear and gives the dial extra character while keeping a clean and balanced appearance.
Case: White metal open-face case with a plain back cover. The inner cover bears the Zenith mark, Metal Blanc Garanti wording, and case number 8307528.
Movement: Signed Zenith mechanical movement with gilt plates and a traditional regulator. The movement number 3521146 is visible, and the movement appears complete and orderly.
Diameter: Approx. 51.95 mm
Weight: Approx. 99.02 g
Condition:
Overall in honest antique condition with age-related wear. The case shows surface scratches, edge wear, light oxidation and opening marks from age and use. The plain back cover shows visible wear marks. The dial remains attractive overall, with clear numerals and scales, while minor spots, light aging marks and natural signs of use are visible. The crystal is intact. The movement is running when tested, but no long-term accuracy test has been performed, so it should be assessed as an antique mechanical pocket watch.
Collector’s highlights
Zenith mechanical pocket watch with clear brand appeal
White dial with black Arabic numerals in a classic Swiss pocket watch style
Outer 13 to 24 hour auxiliary scale, adding more interest than a standard single-scale dial
Subsidiary seconds at 6 o’clock with a balanced and readable layout
Signed Zenith movement with complete and visually attractive construction
Understated, practical and collectible antique character, suitable for display and collection
Photos form an important part of the description and may show details more clearly than text. Please review all images carefully and assess the item accordingly.