Tudor is Rolex's sister brand — same parent company, similar DNA, fraction of the price. The Black Bay is Tudor's answer to the Submariner. But can it really compete? Let's look at the facts.
Price Comparison
| Spec | Submariner 126610LN | Black Bay 79230N |
|---|---|---|
| Retail | $10,250 | $4,075 |
| Market (BNIB) | $14,000-15,500 | $3,200-3,600 |
| Case Size | 41mm | 41mm |
| Movement | Cal. 3235 (in-house) | MT5602 (in-house) |
| Power Reserve | 70 hours | 70 hours |
| Water Resistance | 300m | 200m |
| Steel Grade | 904L | 316L |
| Resale (5yr) | 85-100%+ | 50-65% |
Where Rolex Wins
- Resale value — The Sub holds or gains value. The Black Bay depreciates 35-50%.
- Finishing — 904L steel, Glidelock clasp, ceramic bezel. Objectively superior build.
- Status — Like it or not, a Rolex communicates something a Tudor doesn't.
Where Tudor Wins
- Value — 80% of the watch for 25% of the price. The movement specs are nearly identical.
- Availability — Walk into an AD and buy one today.
- Variety — More dial colors, sizes, and materials than the Submariner lineup.
Our Honest Take
If you're going to buy a dive watch and keep it forever: buy the Rolex. The cost of ownership over 10+ years is actually lower because of resale value. If you want a great dive watch now and might upgrade later: the Black Bay is a phenomenal watch that punches way above its weight.
We carry Rolex exclusively — but we respect Tudor. It's the best gateway into Swiss luxury. Shop our Submariner collection.
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