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Omega Seamaster Planet Ocean 600M GMT vs Tudor Pelagos

Ref. 215.30.44.22.01.001 vs Ref. M25600TB-0001

The Omega Seamaster Planet Ocean 600M GMT (gmt / travel watch) and Tudor Pelagos (dive watch) represent different approaches to luxury watchmaking. While the Omega Seamaster Planet Ocean 600M GMT is priced at $8,050 and the Tudor Pelagos at $5,600, both offer compelling value propositions. This comparison examines their specifications, market positioning, and investment potential side by side.

Price Comparison

Omega

Seamaster Planet Ocean 600M GMT

Retail$8,050
Market Avg$6,440
Market Range$5,667 $7,213
Premium-20.0%
Flip Score2/10 – Below Average

Tudor

Pelagos

Retail$5,600
Market Avg$5,040
Market Range$4,435 $5,645
Premium-10.0%
Flip Score2/10 – Below Average

At retail, the Omega Seamaster Planet Ocean 600M GMT is listed at $8,050 while the Tudor Pelagos comes in at $5,600. The Tudor Pelagos saves you $2,450 (44% less), a meaningful difference for most buyers. On the secondary market, the gap narrows: the Omega Seamaster Planet Ocean 600M GMT trades around $6,440 and the Tudor Pelagos around $5,040, a difference of $1,400 favoring the Tudor Pelagos. Available at 20% below retail and trending downward, this represents a buying opportunity for those comfortable with the current market position. The Tudor Pelagos commands an even stronger market premium of -10.0%, holding steady. Both watches score equally on flip potential at 2/10, making neither a clear investment winner over the other.

Specifications

SpecificationOmega Seamaster Planet Ocean 600M GMTTudor Pelagos
Case Diameter43.5mm42mm
Case Thickness14.71mm14.3mm
Case MaterialStainless steelTitanium
BezelBlack ceramic bidirectional rotating bezel with 24-hour scaleUnidirectional rotating bezel with ceramic insert in blue
CrystalDomed sapphire crystal with anti-reflective treatmentSapphire crystal
Water Resistance600m / 2000ft500m / 1640ft
MovementOmega Co-Axial Master Chronometer calibre 8906Tudor Calibre MT5612
Movement TypeAutomaticAutomatic
Power Reserve55 hours70 hours
Bracelet/StrapStainless steel braceletTitanium with self-adjusting clasp
ClaspFolding clasp with diver extensionFolding clasp with spring-loaded self-adjusting mechanism
Lug Width21mm22mm

Key specification differences stand out between these two: The Omega Seamaster Planet Ocean 600M GMT leads in water resistance (600m / 2000ft vs. 500m / 1640ft), and the Tudor Pelagos offers longer power reserve at 70 hours, and the Omega Seamaster Planet Ocean 600M GMT uses Stainless steel while the Tudor Pelagos opts for Titanium. With 8 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 Planet Ocean 600M GMT costs $148 versus $120 for the Tudor Pelagos. For water resistance, the Tudor Pelagos delivers better value per meter of depth rating. The Tudor Pelagos offers more power reserve per dollar spent.

Which Should You Buy?

Choose the Omega Seamaster Planet Ocean 600M GMT if you value the Omega heritage. Go with the Tudor Pelagos if you prioritize a lower entry price, better value retention, serious diving capabilities.

Frequently Asked Questions

Which is more affordable, the Omega Seamaster Planet Ocean 600M GMT or the Tudor Pelagos?

The Tudor Pelagos is more accessible, priced at $5,600 compared to $8,050.

Which holds its value better on the secondary market?

The Tudor Pelagos currently trades at 10.0% below retail, indicating moderate value retention on the pre-owned market.

How do the Omega Seamaster Planet Ocean 600M GMT and Tudor Pelagos compare in size?

The Omega Seamaster Planet Ocean 600M GMT measures 43.5mm in diameter and 14.71mm thick, while the Tudor Pelagos is 42mm by 14.3mm. Water resistance differs too: 600m / 2000ft versus 500m / 1640ft.

What movements do these watches use?

The Omega Seamaster Planet Ocean 600M GMT uses the Omega Co-Axial Master Chronometer calibre 8906 with 55 hours power reserve, while the Tudor Pelagos runs on the Tudor Calibre MT5612 offering 70 hours of power reserve.

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