Weihnachtskalender
The magic of Advent – a little miracle behind every door
Behind every door of our Advent calendar lies a special highlight.
Lovingly selected products and little surprises that increase the anticipation of Christmas day by day. Whether practical everyday helpers, elegant little gifts or creative specials – every moment of opening becomes a little celebration.
Advent Calendar Previous product18/24Next product
**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.
nameAdvent Calendar
valid18.12.2025
VersionBoley No. 510347
additionpromotional price
item No.399818