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1973 Hamilton Auto Cal Columbia

1973 Hamilton Auto Cal Columbia

Serviced April 2023, Swiss made automatic movement, quick set date, excellent silver dial, hand polished stainless steel case, NOS acrylic crystal, monogrammed original stainless steel bracelet, signed crown, alloy mainspring.

The Hamilton Auto Cal Columbia in stainless steel was produced in 1973 through 1976. The watch comes with a Swiss (ETA) made automatic 821 caliber movement with a quick set date. The movement can also be hand wound. The silver dial is excellent with no patina visible. The applied silver markers are accented with black enamel and are excellent. The paint for the Hamilton script, the 'H' logo, and selfwinding branding is in mint condition. The large red painted accents for the minute track are also in mint condition. The original silver hands with black paint down the center are excellent. The dial and the hands have been relumed. The watch is ready to wear on the original stainless steel bracelet. The clasp is monogrammed, "C.A.B.". The Swiss (ETA) made 17 jewel caliber 821 automatic movement was fully serviced April 2023 and is running well and currently performing at +/- 11 seconds per day.


34.0mm wide (excluding the crown)
11.1mm Tall
18mm Lug to Lug
38mm Tip to Tip

Case - Hand polished steel case with screw down case back. Very minimal scratching on the bezel and on the case back. Factory brushing still visible on the bezel.

Lugs - Integrated lugs are in excellent condition with no major defects.

Crystal - NOS acrylic crystal installed during service in April 2023.

Hands - Appear to be original with very light patina developing on the silver edges. Red painted center seconds in mint condition. Hour and minute hands relumed during service.

Dial - Excellent silver dial. Applied silver tone markers with black accents. Painted Hamilton and selfwinding branding. Painted minute track with mint red accents. Paint on the dial is in mint condition.

Bracelet - Original Hamilton stainless steel bracelet. Clasp is monogrammed:

Movement - Swiss (ETA) made Hamilton automatic caliber 821, 17 jewels, quick change date, hand winds. Fully serviced April 2023. Runs strong and keeping excellent time.
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