Hamilton K-405 Automatic 10k GF Men’s Dress Watch

Updated August 9, 2026

This auction ended on August 20, 2026. See upcoming auctions from Sphere Auctions LLC or current jewelry & watches auctions.
Lot number1
CategoryJewelry & Watches
AuctionVintage watches Omega,LaCoulture,Bulova,Hamilton and more
DateAugust 20, 2026 at 10:00 AM CDT
Auction houseSphere Auctions LLC
LocationHernando, Mississippi

The watch is sold as-is in current condition. The watch is working but timing & accuracy is not tested. Up for sale is a rare, mid-century retro-modern classic: a Hamilton Automatic K-405 men's wristwatch, produced for a short three-year run between 1956 and 1958. This distinct, chunky square dress watch is highly collectible due to its unique architectural case and historical movement. Model: Automatic K-405 Movement: Hamilton Grade 661 automatic winding Swiss movement (17 Jewels) Case Material: 10K Yellow Gold-Filled bezel with a snap-on case back

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