


Janome Overlock Sewing Machine MyLock 644 D
- Versatile 2 to 4 thread overlocker
- Quick transition to rolled hem
🚚 Enjoy free delivery!
Two maintenance visits included with the purchase of a machine.
1 hour of free training
Enjoy a free hour of training with the purchase of your machine, whether online or in store. You will not leave without knowing how to use it! For online training, please contact us via WhatsApp.
5-year warranty
2-year manufacturer warranty + 3 years with registration!
Low Price Guaranteed
We offer you the guaranteed lowest price! If you find your machine cheaper in another physical store, we will match that price. Rest assured that you always get the best deal with us. This offer is valid excluding special promotions with the machine.
Description
The Janome MyLock 644D is a high-performance overlocker designed for professional finishes and smooth sewing. Able to sew with 2 to 4 threads, it offers a variable stitch width, ideal both for sturdy utility seams and delicate, decorative rolled hems. Its intuitive control system allows easy switching from overlock to rolled hem without needing to change accessories.
Optimized precision for perfect finishes
Thanks to the thread tension adjustment, the MyLock 644D ensures seams that are always balanced and flawless. Its convenient external controls allow quick adjustment of stitch length and differential feed settings, thus ensuring perfect adaptation to different types of fabric.
Professional overlocking made simple
With its quick transition between overlock and rolled hem, this overlocker makes neat and tidy finishes easy with minimal effort. Its ergonomic design and advanced features make overlocking a true pleasure, even for the most demanding projects.
A versatile overlocker for all your creations
Whether you want to make garments, reinforce seams, or create decorative finishes, the MyLock 644D adapts to your needs with precision and efficiency.
Superior Range
What if you upgraded to a higher-end overlocker with simplified threading?
ThereJanome AirThread 2000Drevolutionizes sewing with its air jet threading system, allowing for quick and effortless threading. Its differential feed and ultra-precise blades ensure clean, professional finishes on all types of fabrics.
Its LED lighting guarantees optimal visibility for maximum comfort. Powerful and intuitive, it's ideal for saving time while achieving impeccable results.
Choose the Janome AirThread 2000D!
Download the booklet and the user manual

What are the benefits of the overlocker?
What accessories are included with the machine?
- Crowbar
- Screwdriver (large)
- Screwdriver (small)
- Key
- Needle set
- Nets for reels
- Bobbin shims
- Brush
- Oil
- Manual needle threader and fixator
- Upper knife
- Looper threader
- Accessory box
- Waste bin
- Instruction manual
- Cover
- Pedal
- Spreader
What are the features of the Janome Overlock Sewing Machine MyLock 644 D?
Yes
1 bulb
Yes
Automatic
Yes
No
No
No
No
Yes
Yes
Yes
2
No
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
No
Yes
Yes
Soft plastic protection

Your practical guide for the Janome Overlock Sewing Machine MyLock 644 D
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Frequently Asked Questions
Do you have a question? We will answer it!
Do you carry out repairs and maintenance for all brands of machines?
Yes, our workshop handles repairs and maintenance for all brands of sewing machines and overlockers. Learn more or come directly to drop off your machine at the shop.
Can I receive training on my new machine?
Yes, for any purchase of a sewing machine, overlocker, coverstitch machine, or embroidery machine, we offer a free training session of more than one hour in the store. If needed, we can also assist you via WhatsApp for a personalized online training.
Can I try the machines before buying them?
Absolutely! Come to our shop to try all our machines (sewing machines, overlockers, coverstitch machines, and embroidery machines). A demonstration will be offered to help you choose the machine that perfectly meets your needs.
Which fabrics do you recommend for starting sewing?
For beginners, fabrics such as cotton or poplin are easy to handle.
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