Tudor Black Bay GMT vs Breitling Navitimer B01 42

Head-to-head comparison · Community ratings · Pricing

Tudor Black Bay GMT official product image

Tudor

Black Bay GMT

Ref. M79830RB

No reviews yetFull specs →
Breitling Navitimer B01 42 official product image

Breitling

Navitimer B01 42

Ref. AB0138241C1P1

No reviews yetFull specs →
⚖️

Quick Verdict

Tudor Black Bay GMT is the value winner at $4k–$5k — over 50% cheaper than the Breitling Navitimer B01 42 ($9k–$10k). Choose Tudor Black Bay GMT (200m WR) for diving; Breitling Navitimer B01 42 (30m) suits everyday wear.

Black Bay GMTInternet Community RatingNavitimer B01 42
50%50%
WatchVsWatch Community Vote
Loading...

Specifications Compared

Specification
Tudor Black Bay GMT
Breitling Navitimer B01 42
Case Diameter
41mm
42mm
Case Thickness
14.6mm
14.25mm
Lug Width
20mm
22mm
Lug-to-Lug
50mm
50mm
Movement
automatic
automatic
Caliber
MT5652
Breitling 01
Power Reserve
70h
70h
Water Resistance
200m
30m
Crystal
sapphire
sapphire
Case Material
Stainless Steel
Stainless Steel
Bracelet/Strap
Stainless Steel Integrated
Stainless Steel
Price (New)
$4k–$5k
$9k–$10k
Price (Pre-owned)
$4k–$4k
$7k–$9k
Style
gmt, sport, dive
sport, casual

Frequently Asked Questions

Which is better: Tudor Black Bay GMT or Breitling Navitimer B01 42?

Both are excellent watches with different strengths. The Tudor Black Bay GMT offers a more compact size and costs less new. The Breitling Navitimer B01 42 excels in overall construction. The best choice depends on your wrist size, budget, and preferred aesthetic.

What's the price difference?

The Tudor Black Bay GMT retails for $4k–$5k, while the Breitling Navitimer B01 42 is priced at $9k–$10k. Pre-owned, expect $4k–$4k and $7k–$9k respectively. Actual secondary market prices vary based on condition and demand.

How do the case sizes compare?

The Tudor Black Bay GMT has a 41mm case diameter with 14.6mm thickness, while the Breitling Navitimer B01 42 measures 42mm × 14.25mm. Both have lug-to-lug measurements of 50mm and 50mm respectively. Consider your wrist size and wear style when deciding.

Which has better water resistance?

The Tudor Black Bay GMT is water-resistant to 200m, while the Breitling Navitimer B01 42 offers 30m. Both are suitable for swimming and snorkeling at their respective depths. For professional diving, verify the rating exceeds 300m and includes a screw-down crown.

How do the movements compare?

The Tudor Black Bay GMT uses a automatic MT5652 with 70 hours power reserve. The Breitling Navitimer B01 42 features a automatic Breitling 01 with 70 hours power reserve. Both offer traditional mechanical craftsmanship.

Which holds value better?

Tudor and Breitling both command strong secondary markets. Pre-owned pricing shows an estimated resale value of $4k–$4k for the Black Bay GMT and $7k–$9k for the Navitimer B01 42. Condition, service history, and box/papers significantly impact resale value for both models.

Related Comparisons

Build Your Own Comparison

Pick any two watches from our database of 50

Start a New Comparison