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Generic steel screw‑down crown for Breitling Superocean Heritage 42 A17321. Dimensions 7.5 × 4.6 mm. Restores water resistance, winding and time‑setting. Aftermarket replacement for worn or damaged original crowns.
Screw‑down design – ensures waterproof sealing.
Precision fit for A17321 case.
Stainless steel – durable, corrosion‑resistant.
Drop‑in replacement – no case modification.
| Parameter | Value |
|---|---|
| Compatible model | Breitling Superocean Heritage 42 A17321 |
| Dimensions | 7.5 × 4.6 mm |
| Material | Stainless steel |
| Type | Aftermarket |
Replace worn or stripped screw crown on Breitling A17321.
Restore water resistance and crown operation.
Professional watch repair and DIY.
Q1: Genuine Breitling part? No, generic aftermarket.
Q2: Includes crown tube? No, crown only. Use original or purchase separately.
Q3: Is it screw‑down? Yes.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
Trusted by watchmakers worldwide.
Personalized sourcing support via [email protected] or WhatsApp +86 18620212114.









