e-Shop Katalog

Kern EWJ 600-1M


The scale is 100% compliant with all European regulations and can therefore be used in full compliance with the law. With the display value = calibration value (e = d), it meets the highest standards of transparency and accuracy. A second display on the back of the scale ensures optimum visibility for customers and operating personnel.

Advent Calendar

**Professional case opener for screw-down backs - Big Size

This universal key is the ideal tool for watchmakers to open waterproof watch cases.

With just one knurled screw, the span can be precisely adjusted and securely fixed – up to a diameter of 65 mm. This means it can also reliably open large-format watches, where standard openers reach their limits.

Robustly manufactured and ergonomically designed, the opener offers stable handling and professional results.

• Total length: 190 mm
• Maximum span: 65 mm
• Weight: 295 g

Secure yours today!


When you purchase this case opener, you will receive an exclusive Advent discount of 10%.
The offer is only valid for orders received on 18 December 2025 – and only while stocks last.




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