ETA/Unitas Caliber 6498-2 Watch Movement

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Manufacturer	ETA
Caliber Number	6498-2
Base Caliber	6498
Diameter	16.5”’ (36.6mm)
Height	4.5mm thick
Vibrations Per Hour	21,600 bph (3 Hz)
Power Reserve	53 hours
Jewels	17
Lift Angle	44 degrees
Hacking?	No
Functions	Hours, minutes, small seconds (at 6:00)
Country of Manufacture	Switzerland
Known Models	Too many to list (add yours in the comments below)

The ETA/Unitas caliber 6498-2 is part of ETA’s Mecaline Specialies line of movements. It is a hand-wound or manual-wound movement and is considered to be one of the most common mechanical calibers on the market. This is essentially a pocket watch movement that has been adopted by the wristwatch.

6498-1 vs 6498-2

The main difference between the 6498-1 and the 6498-2 is that the -1 beats at 18,800vph while the -2 beats at 21,600vph. Click here to learn more.

6497 vs 6498

The caliber 6498-2 is often mixed up with the ETA/Unitas 6497-2. The main difference between these two calibers is that the 6498 has the seconds subdial at 6:00 and the 6497 has the seconds at 9:00. Click here to learn more.