Serviced March 2025, superb radially brushed dial, hand polished 10k YGF one piece case, distinct lugs, Swiss made automatic movement, brand new genuine leather strap, signed crown, NOS acrylic crystal, alloy mainspring.
Hamilton began producing the Thin-o-Matic line of watches in 1959 using Swiss made micro rotor movements in many of the models. The Thin-o-Matic T-413 was one of the few models that came with a Swiss (ETA) made automatic with a full sized rotor. The movement is a caliber 623 with 17 jewels and a center sweep second hand. The silver dial is in excellent condition with radial, or sunburst, brushing. The painted Hamilton, Thin-o-Matic branding, and cross hair detail are in excellent condition. The hands appear to be original with patina light patina. Both the hands and the dial have been relumed during service. The one piece 10k YGF case has been hand polished. The case and case back have some fine scratching. The unique and distinctive lugs are excellent. The watch comes ready to wear on an unworn genuine leather strap with a gold tone buckle. The 623 automatic movement was serviced March 2025 and is running well and currently performing at +/- 12 seconds per day.
Size:
32.8mm width (excluding the crown)
10.0mm Tall
17.5mm Lug to Lug
39.7mm Tip to Tip
Case - Hand polished 10k YGF one piece case. Fine scratching on case and case back.
Lugs - Unique lugs are in excellent condition.
Crystal - NOS low domed acrylic crystal installed during service March 2025.
Hands - Appear to be original, with light patina. Relumed during service.
Dial - Original silver dial with applied numerals and markers. Paint on the dial is in mint condition.
Band - Brand new unworn genuine leather two piece strap with gold tone hardware.
Movement - Swiss (ETA) made Hamilton caliber 623, automatic, 17 jewels, center sweep seconds. Fully serviced March 2025. Runs strong and keeping excellent time.
