Eterna-Matic Vintage Automatic Watch, Five-Dot Ball-Bearing Rotor, 17 Jewels, circa 1950s

Updated August 6, 2026

Lot number0319
Estimate$10 - $300
Opening bid$10
AuctionEXCLUSIVE WATCHES AND POCKET WATCHES 13
DateAugust 14, 2026 at 6:00 PM EDT
Auction houseSphere Auctions LLC
LocationSun Prarie, Wisconsin

This is a vintage Eterna-Matic automatic wristwatch in a stainless steel case measuring 25.47mm in diameter (via caliper, excluding crown), with stepped lugs and a signed crown. The dial reads

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