Tudor Black Bay vs Tudor Black Bay S&G
Ref. M79230B-0008 vs Ref. M79733N-0007
Choosing between the Tudor Black Bay (Ref. M79230B-0008) and the Tudor Black Bay S&G (Ref. M79733N-0007) 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 S&G is $5,475. Let's examine which variant offers better value and investment potential.
Price Comparison
Tudor
Black Bay
Tudor
Black Bay S&G
At retail, the Tudor Black Bay is listed at $4,100 while the Tudor Black Bay S&G comes in at $5,475. The Tudor Black Bay saves you $1,375 (34% less), a meaningful difference for most buyers. On the secondary market, the gap narrows: the Tudor Black Bay trades around $3,690 and the Tudor Black Bay S&G around $4,928, a difference of $1,238 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 S&G 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 S&G |
|---|---|---|
| Case Diameter | 41mm | 41mm |
| Case Thickness | 12.7mm | 12.7mm |
| Case Material | Stainless steel | Stainless steel and yellow gold |
| 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 MT5612 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 70 hours | 70 hours |
| Bracelet/Strap | Stainless steel with riveted-style links | Stainless steel and yellow gold with riveted-style links |
| Clasp | Folding clasp with safety catch and micro-adjustment | Folding clasp with safety catch |
| Lug Width | 22mm | 22mm |
Key specification differences stand out between these two: the Tudor Black Bay uses Stainless steel while the Tudor Black Bay S&G opts for Stainless steel and yellow gold. With 3 notable spec differences in total, the choice depends on which features matter most to your use case.
Value Per Feature
Per millimeter of case diameter, the Tudor Black Bay costs $90 versus $120 for the Tudor Black Bay S&G. 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 a lower entry price, serious diving capabilities. Go with the Tudor Black Bay S&G if you prioritize serious diving capabilities.
Frequently Asked Questions
Which is more affordable, the Tudor Black Bay or the Tudor Black Bay S&G?
The Tudor Black Bay is more accessible, priced at $4,100 compared to $5,475.
Which holds its value better on the secondary market?
The Tudor Black Bay S&G 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 S&G compare in size?
The Tudor Black Bay measures 41mm in diameter and 12.7mm thick, while the Tudor Black Bay S&G is 41mm by 12.7mm.
What movements do these watches use?
The Tudor Black Bay uses the Tudor Calibre MT5602 with 70 hours power reserve, while the Tudor Black Bay S&G runs on the Tudor Calibre MT5612 offering 70 hours of power reserve.

