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Omega Seamaster 300 vs Tudor Submariner

Ref. 234.30.41.21.01.001 vs Ref. 79090

Comparing the Tudor Submariner to the Omega Seamaster 300 means weighing a significant price difference — is the premium justified? At $6,400 versus ~$7,000 (market value), these two watches serve different segments of the market. Here's how they stack up on specifications, value retention, and investment potential.

Price Comparison

Omega

Seamaster 300

Retail$6,400
Market Avg$5,120
Market Range$4,506 $5,734
Premium-20.0%
Flip Score2/10 – Below Average

Tudor

Submariner

RetailDiscontinued
Market Avg$7,000
Market Range$5,000 $9,000
Premium+366.7%
Flip Score8/10 – Excellent

The Omega Seamaster 300 is priced at $6,400 while the Tudor Submariner comes in at ~$7,000 (market value). On the secondary market, the gap narrows: the Omega Seamaster 300 trades around $5,120 and the Tudor Submariner around $7,000, a difference of $1,880 favoring the Omega Seamaster 300. Available at 20% below retail and trending downward, this represents a buying opportunity for those comfortable with the current market position. The Tudor Submariner commands an even stronger market premium of +366.7%, with upward momentum. For investors, the Tudor Submariner edges ahead with a flip potential score of 8/10 compared to 2/10.

Specifications

SpecificationOmega Seamaster 300Tudor Submariner
Case Diameter41mm40mm
Case Thickness13.85mm12.5mm
Case MaterialStainless steelStainless steel
BezelBlack ceramic unidirectional rotating bezel with liquidmetal diving scaleUnidirectional rotating bezel with aluminum insert in black
CrystalDomed sapphire crystal with anti-reflective treatmentSapphire crystal
Water Resistance300m / 1000ft200m / 660ft
MovementOmega Co-Axial Master Chronometer calibre 8912ETA 2824-2
Movement TypeAutomaticAutomatic
Power Reserve55 hours38 hours
Bracelet/StrapStainless steel braceletStainless steel Oyster-style bracelet
ClaspAdjustable claspFolding clasp with diver extension
Lug Width20mm20mm

Key specification differences stand out between these two: The Omega Seamaster 300 leads in water resistance (300m / 1000ft vs. 200m / 660ft), and the Omega Seamaster 300 offers longer power reserve at 55 hours. With 7 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 Omega Seamaster 300 costs $125 versus $175 for the Tudor Submariner. For water resistance, the Omega Seamaster 300 delivers better value per meter of depth rating. The Omega Seamaster 300 offers more power reserve per dollar spent.

Which Should You Buy?

Choose the Omega Seamaster 300 if you value serious diving capabilities. Go with the Tudor Submariner if you prioritize a lower entry price, stronger flip potential, better value retention. For pure investment potential, the Tudor Submariner has the edge based on current market data.

Frequently Asked Questions

Which is more affordable, the Omega Seamaster 300 or the Tudor Submariner?

The Omega Seamaster 300 is more accessible, priced at $6,400 compared to ~$7,000 (market value).

Which watch is a better investment?

Based on current market data, the Tudor Submariner has a higher flip potential score of 8/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.

Which holds its value better on the secondary market?

The Tudor Submariner currently trades at 366.7% above retail, indicating strong value retention on the pre-owned market.

How do the Omega Seamaster 300 and Tudor Submariner compare in size?

The Omega Seamaster 300 measures 41mm in diameter and 13.85mm thick, while the Tudor Submariner is 40mm by 12.5mm. Water resistance differs too: 300m / 1000ft versus 200m / 660ft.

What movements do these watches use?

The Omega Seamaster 300 uses the Omega Co-Axial Master Chronometer calibre 8912 with 55 hours power reserve, while the Tudor Submariner runs on the ETA 2824-2 offering 38 hours of power reserve.

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