
Tudor
Black Bay 58
Ref. M79030N
New Price
$4k–$4k
Pre-owned: $3k–$4k
Comparing the Tudor Black Bay 58 ($4k–$4k, 200m WR, 39mm) against the Omega Seamaster 300m ($6k–$6k, 300m WR, 42mm) — specs, movement, community votes, and an expert verdict below. The Tudor Black Bay 58 is the more affordable option by $2k.
Complete head-to-head comparison

Tudor
Ref. M79030N
New Price
$4k–$4k
Pre-owned: $3k–$4k

Omega
Ref. 210.30.42.20.01.001
New Price
$6k–$6k
Pre-owned: $5k–$6k
Explore Brand
All Tudor watches, comparisons, and guides in one place
Visit Tudor Pillar Page →Explore Brand
All Omega watches, comparisons, and guides in one place
Visit Omega Pillar Page →Tudor Black Bay 58 is the value winner at $4k–$4k — over 50% cheaper than the Omega Seamaster 300m ($6k–$6k). Choose Omega Seamaster 300m (300m WR) for diving; Tudor Black Bay 58 (200m) suits everyday wear. Case size: Omega Seamaster 300m at 42mm suits larger wrists; Tudor Black Bay 58 at 39mm is the more compact option.
Pros
Pros
Both are excellent watches with different strengths. The Tudor Black Bay 58 offers a more compact size and costs less new. The Omega Seamaster 300m excels in water resistance. The best choice depends on your wrist size, budget, and preferred aesthetic.
The Tudor Black Bay 58 retails for $4k–$4k, while the Omega Seamaster 300m is priced at $6k–$6k. Pre-owned, expect $3k–$4k and $5k–$6k respectively. Actual secondary market prices vary based on condition and demand.
The Tudor Black Bay 58 has a 39mm case diameter with 11.9mm thickness, while the Omega Seamaster 300m measures 42mm × 13.6mm. Both have lug-to-lug measurements of 47mm and 51mm respectively. Consider your wrist size and wear style when deciding.
The Tudor Black Bay 58 is water-resistant to 200m, while the Omega Seamaster 300m offers 300m. 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.
The Tudor Black Bay 58 uses a automatic MT5402 with 70 hours power reserve. The Omega Seamaster 300m features a automatic Cal. 8800 with 55 hours power reserve. Both offer traditional mechanical craftsmanship.
Tudor and Omega both command strong secondary markets. Pre-owned pricing shows an estimated resale value of $3k–$4k for the Black Bay 58 and $5k–$6k for the Seamaster 300m. Condition, service history, and box/papers significantly impact resale value for both models.
Buying Guide
The best dive watches in 2026 across every budget. From Seiko Prospex under $900 to Rolex Submariner, reviewed and compared with full specs.
Read Guide →
Buying Guide
Best field watches in 2026: Hamilton Khaki Field, IWC Pilot, Rolex Explorer, and more reviewed across every budget. Expert picks with specs.
Read Guide →
Buying Guide
Best GMT watches in 2026: Rolex GMT-Master II, Tudor Black Bay GMT, Seiko Presage, and more. Expert picks with full specs and buying advice.
Read Guide →
The most recognised watch brand on Earth, producing roughly 1 million watches annually — all in-house.
Explore Brand →
Motorsport's official timekeeper for over 50 years — TAG Heuer has timed Formula 1, Le Mans, and the Monaco Grand Prix.
Explore Brand →
Invented the quartz movement (1969), the kinetic movement (1988), and the spring drive (1999) — more watch innovations than any other single company.
Explore Brand →
The official timekeeper of MotoGP, Tour de France, and multiple Olympic sports — worn on the wrist of more Swiss watch buyers than any other brand.
Explore Brand →
Other watches worth considering in this category
Other popular comparisons featuring Tudor or Omega
COMPARISON
Rolex Submariner 41
vs
Omega Seamaster 300m
Price Range
Rolex
$9k–$10k
Omega
$6k–$6k
Compare Now →
COMPARISON
Rolex Submariner 41
vs
Tudor Black Bay 58
Price Range
Rolex
$9k–$10k
Tudor
$4k–$4k
Compare Now →
COMPARISON
Rolex Submariner Date
vs
Tudor Black Bay 58
Price Range
Rolex
$9k–$10k
Tudor
$4k–$4k
Compare Now →
COMPARISON
Omega Seamaster 300m
vs
Tudor Black Bay 58
Price Range
Omega
$6k–$6k
Tudor
$4k–$4k
Compare Now →