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China Make Breitling Back Case Opener Set — aftermarket specialized tool set designed to open screw-down case backs on Breitling timepieces. Engineered to fit the brand’s distinctive 12-sided or 15-sided polygonal case backs, available in multi-die sets or adjustable wrench designs. Helps watchmakers and enthusiasts safely and easily access the movement for battery changes or maintenance. Brand new.
| Parameter | Value |
|---|---|
| Brand | China Make (Aftermarket) |
| Product | Breitling Back Case Opener Set |
| Type | Case Back Opener (Polygonal Die / Adjustable Wrench) |
| Compatible | Breitling 12-sided / 15-sided Case Backs |
| Designs | Multi-Die Set, Adjustable Wrench |
| Application | Breitling Watch Service, Repair |
| Condition | Brand New |
Q1: Is this a professional Swiss-made tool?
A: No — this is a China-made aftermarket case back opener set. It is not manufactured by premium Swiss brands like Bergeon or Horotec. It offers functional performance at an economical price point for hobbyists and budget-conscious watchmakers.
Q2: What Breitling case backs does this fit?
A: This opener set is engineered for Breitling’s distinctive polygonal screw-down case backs — specifically the 12-sided and 15-sided designs used across many Breitling models (e.g., Navitimer, Chronomat, Superocean). The multi-die set or adjustable wrench accommodates the various case back sizes. Verify your specific model’s case back edge pattern before use.
Q3: What is the difference between multi-die and adjustable wrench designs?
A: The multi-die set includes separate dies that match specific polygonal patterns (12-sided or 15-sided), offering a precise fit for each size. The adjustable wrench design uses a single adjustable jaw that clamps onto different case back sizes without swapping dies. Both provide controlled torque for safe opening.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
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