| Manufacturer | S. Epson Corp. (Seiko) |
| Caliber Number | VX44 |
| Movement Type | Quartz, battery-powered |
| Lignes | 11.5.”’ |
| Overall Diameter | 26.4mm (23.5mm x 23.5mm) |
| Casing Diameter | 25.6mm (21.9mm x 23.5mm) |
| Height | 2.98mm |
| Jewel Count | No jewels (0) |
| Frequency | 32,768 Hz |
| Battery Cell | SR920SW (371) |
| Battery Life | ~3 years |
| Accuracy Rating | +/- 20 sec/day |
| Regulator | None |
| Stem | 0351177 or 0351578 |
| Hand Count | 3 |
| Hand Sizes | 1.10mm / .65mm / .20mm |
| Functions | Central hours; central minutes; central seconds; day of the week at 12:00; date at 3:00 |
| Hacking Seconds? | Yes |
| Country of Manufacture | Made in Japan |
| Known Models | (Add your watch to the comments below…) |
The S. Epson caliber VX44 is an affordable quartz watch movement with a date day calendar complication.
The day-day layout on the VX44 resembles the style of the widely-known Rolex Day-Date President, with a panoramic full text day of the week at 12:00 and date at 3:00.
VX44A, VX44B, VX44C…
The trailing letter at the end of the caliber number represents evolution or changes in the movement. At the time of this post, the most recent tech sheets list VX44E. The differences between each version is unknown, but this listing will be updated as we learn more.
Replacement Prices:
Replacement prices for the VX44 were found online in the range of $5.82 to $9.95 USD from watch parts resellers.
Additional Resources:
network of watch sites
Recent Comments
Under which watch hmt use 8205 movement
In the "Junghans, PHOENIX, Solar, Germany", one could find the “Ronda, OGC, Swiss Parts, Five…
My Hamilton chronograph: With the crown pointing horizontally out – minus 2 seconds a day.…
You will encounter countless issues trying to do this: the holes in the dial won't…
Horrible movement. Mine was running -40 per day, almost 1ms beat error. Had it serviced,…
Does anyone know if this caliber is actually an in-house Cartier caliber, or is it…
I do get a little tired of having to guess the ins and outs of…