Vintage NOS Swartchild Black Shield Mainsprings - Like New
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Product details
| Management number | 46210765 | Release Date | 2026/01/29 | List Price | $23.40 | Model Number | 46210765 | ||
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| Category | |||||||||
Vintage NOS Swartchild Black Shield Mainsprings - Like New
These are "like new" New Old Stock (NOS) watch mainsprings in their original factory-printed envelopes. Distributed by the legendary Swartchild & Co. in Chicago, these parts date back to the 1910s–1930s.
* Brand: Black Shield (Swartchild & Co.)
* Items Included:
* (3) South Bend 16s 2nd Model (No. 4374A)
* (1) New York Standard 18s (No. 4395A)
* Condition: Like New (Unused NOS).
* Origin: Made in Switzerland.
These springs are critical components for maintaining or restoring early 20th-century American pocket watches. The envelopes are in excellent vintage condition with clear, legible text.
| Category | Handmade > Accessories > Watch |
|---|---|
| Size | N/A |
| Brand | None |
| Condition | Like new |
Watch
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