Tudor Black Bay vs Tudor Black Bay
Ref. M79230B-0008 vs Ref. M79230N-0009
Choosing between the Tudor Black Bay (Ref. M79230B-0008) and the Tudor Black Bay (Ref. M79230N-0009) comes down to the details — both share the Black Bay DNA but differ in key specifications and market positioning. The Tudor Black Bay retails for $4,100 while the Tudor Black Bay is $4,100. Let's examine which variant offers better value and investment potential.
Price Comparison
Tudor
Black Bay
Tudor
Black Bay
At retail, the Tudor Black Bay is listed at $4,100 while the Tudor Black Bay comes in at $4,100. The two watches are priced within — of each other, making this a near-even matchup in terms of cost. On the secondary market, the gap stays consistent: the Tudor Black Bay trades around $3,690 and the Tudor Black Bay around $3,690, a difference of — favoring the Tudor Black Bay. Available at 10% below retail and holding steady, this represents a buying opportunity for those comfortable with the current market position. The Tudor Black Bay shows a more modest market premium of -10.0%, holding steady. Both watches score equally on flip potential at 2/10, making neither a clear investment winner over the other.
Specifications
| Specification | Tudor Black Bay | Tudor Black Bay |
|---|---|---|
| Case Diameter | 41mm | 41mm |
| Case Thickness | 12.7mm | 12.7mm |
| Case Material | Stainless steel | Stainless steel |
| Bezel | Unidirectional rotating bezel with anodized aluminium insert in blue | Unidirectional rotating bezel with anodized aluminium insert in black |
| Crystal | Domed sapphire crystal | Domed sapphire crystal |
| Water Resistance | 200m / 660ft | 200m / 660ft |
| Movement | Tudor Calibre MT5602 | Tudor Calibre MT5602 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 70 hours | 70 hours |
| Bracelet/Strap | Stainless steel with riveted-style links | Stainless steel with riveted-style links |
| Clasp | Folding clasp with safety catch and micro-adjustment | Folding clasp with safety catch and micro-adjustment |
| Lug Width | 22mm | 22mm |
The Tudor Black Bay and Tudor Black Bay share remarkably similar specifications, making this a comparison that comes down to brand preference, aesthetics, and market value rather than raw specs.
Value Per Feature
Per millimeter of case diameter, the Tudor Black Bay costs $90 versus $90 for the Tudor Black Bay. For water resistance, the Tudor Black Bay delivers better value per meter of depth rating. The Tudor Black Bay offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Tudor Black Bay if you value serious diving capabilities. Go with the Tudor Black Bay if you prioritize serious diving capabilities.
Frequently Asked Questions
Which is more affordable, the Tudor Black Bay or the Tudor Black Bay?
The Tudor Black Bay is more accessible, priced at $4,100 compared to $4,100.
Which holds its value better on the secondary market?
The Tudor Black Bay currently trades at 10.0% below retail, indicating moderate value retention on the pre-owned market.
How do the Tudor Black Bay and Tudor Black Bay compare in size?
The Tudor Black Bay measures 41mm in diameter and 12.7mm thick, while the Tudor Black Bay is 41mm by 12.7mm.

