Stock Image / Reference Representation Q3 2026
Tudor BB58 Ref. 79030N: The Heritage Investment Standard
The Tudor Black Bay 58 (Ref. 79030N) remains the definitive "sweet spot" of modern heritage dive watches. By historically indexing the 1958 Ref. 7924 "Big Crown," it presents a highly wearable 39mm case architecture with an ultra-slim 11.9mm thickness profile. Its matte black dial layout and unidirectional bezel, enhanced with **warm pink gilded markings**, capture an authentic vintage aesthetic favored by collectors looking for high liquidity, immediate market absorption, and reliable value retention.
Aesthetic Condition: Excellent Pre-Owned Condition (Highly Preserved Casing)
Scope: Full Set Configuration (Original Box, Manuals & Signed Warranty Card)
Dial Profile: Symmetrical No-Date Gilt Layout
Active Opportunity: Full Set Allocation
Unit specifically selected for its complete provenance package, pristine structural health, and maximum institutional liquidity. This asset includes the Authenticity Guarantee protocol via eBay's specialized physical verification, securing technical legitimacy prior to shipping.
Technical Specifications (Ref. 79030N)
| Attribute | Technical Detail |
|---|---|
| Reference | M79030N-0001 (Black / Pink Gilt) |
| Case Profile | 39 mm Diameter / 11.9 mm Thickness |
| Movement | Manufacture Calibre MT5402 (COSC Certified Self-Winding) |
| Power Reserve | Approx. 70 Hours (Weekend-Proof Calibration) |
| Water Resistance | 200 m (660 ft) with Screw-Down Crown System |
| Bezel disc | Unidirectional Steel with Matte Black Anodized Aluminum |
| Crystal | Domed Sapphire Crystal Architecture |
| Bracelet | Riveted Stainless Steel Bracelet with Folding Clasp |
Value Analysis: The Power of Proportions
The 79030N serves as the absolute entry-level pricing floor for corporate horological capital allocation. Unlike bulkier 41mm divers, the 39mm "Fifty-Eight" variant sees accelerated capital velocity on secondary trading platforms due to its versatile wrist ergonomics. Purists reward the symmetry of the missing date window, keeping buyer competition high. Acquiring a **Full Set** unit in excellent aesthetic health ensures maximum defensive equity preservation, mitigating long-term volatility and optimizing future resale traceability.
Market Trajectory (Ref. 79030N)
| Period | Secondary Market Price (Avg) | Yield Profile |
|---|---|---|
| 2021-2022 | €3,400 — €3,700 | High demand peak |
| 2024-2025 | €3,100 — €3,300 | Market consolidation |
| 2026 (Current Q3) | €2,900 — €3,200 | Solid Support Level |