Tudor Black Bay Chrono S&G vs Tudor Black Bay
Ref. M79363N-0002 vs Ref. M79230N-0009
The Tudor Black Bay Chrono S&G and Tudor Black Bay both carry the Tudor name but serve different purposes — the Tudor Black Bay Chrono S&G as a chronograph and the Tudor Black Bay as a dive watch. At $7,300 and $4,100 respectively, the question isn't which is better — it's which better fits your collection and investment goals.
Price Comparison
Tudor
Black Bay Chrono S&G
Tudor
Black Bay
At retail, the Tudor Black Bay Chrono S&G is listed at $7,300 while the Tudor Black Bay comes in at $4,100. At $3,200 less (78% savings), the Tudor Black Bay offers a substantially lower entry point. On the secondary market, the gap widens: the Tudor Black Bay Chrono S&G trades around $6,935 and the Tudor Black Bay around $3,690, a difference of $3,245 favoring the Tudor Black Bay. Currently holding steady at just 5% below retail, this watch retains most of its value on the secondary market. The Tudor Black Bay shows a more modest market premium of -10.0%, holding steady. For investors, the Tudor Black Bay Chrono S&G edges ahead with a flip potential score of 3/10 compared to 2/10.
Specifications
| Specification | Tudor Black Bay Chrono S&G | Tudor Black Bay |
|---|---|---|
| Case Diameter | 41mm | 41mm |
| Case Thickness | 14.4mm | 12.7mm |
| Case Material | Stainless steel and yellow gold | Stainless steel |
| Bezel | Fixed bezel with tachymeter scale in yellow gold | Unidirectional rotating bezel with anodized aluminium insert in black |
| Crystal | Sapphire crystal | Domed sapphire crystal |
| Water Resistance | 200m / 660ft | 200m / 660ft |
| Movement | Tudor Calibre MT5813 | Tudor Calibre MT5602 |
| Movement Type | Automatic chronograph | Automatic |
| Power Reserve | 70 hours | 70 hours |
| Bracelet/Strap | Stainless steel and yellow gold with riveted-style links | Stainless steel with riveted-style links |
| Clasp | Folding clasp with safety catch | Folding clasp with safety catch and micro-adjustment |
| Lug Width | 22mm | 22mm |
Key specification differences stand out between these two: the Tudor Black Bay Chrono S&G uses Stainless steel and yellow gold while the Tudor Black Bay opts for Stainless steel. With 5 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 Chrono S&G costs $169 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 Chrono S&G if you value stronger flip potential, better value retention, timing functionality. Go with the Tudor Black Bay if you prioritize a lower entry price, serious diving capabilities. For pure investment potential, the Tudor Black Bay Chrono S&G has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Tudor Black Bay Chrono S&G or the Tudor Black Bay?
The Tudor Black Bay is more accessible, priced at $4,100 compared to $7,300.
Which watch is a better investment?
Based on current market data, the Tudor Black Bay Chrono S&G has a higher flip potential score of 3/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.
Which holds its value better on the secondary market?
The Tudor Black Bay Chrono S&G currently trades at 5.0% below retail, indicating moderate value retention on the pre-owned market.
How do the Tudor Black Bay Chrono S&G and Tudor Black Bay compare in size?
The Tudor Black Bay Chrono S&G measures 41mm in diameter and 14.4mm thick, while the Tudor Black Bay is 41mm by 12.7mm.
What movements do these watches use?
The Tudor Black Bay Chrono S&G uses the Tudor Calibre MT5813 with 70 hours power reserve, while the Tudor Black Bay runs on the Tudor Calibre MT5602 offering 70 hours of power reserve.

