Your trusted source for luxury watch market intelligence
Watch Radar
VS

Omega Seamaster Planet Ocean Ultra Deep vs Tudor Heritage Black Bay Chrono

Ref. 215.30.46.21.01.001 vs Ref. 79350

Comparing the Tudor Heritage Black Bay Chrono to the Omega Seamaster Planet Ocean Ultra Deep means weighing a significant price difference — is the premium justified? At $11,400 versus ~$5,200 (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 Planet Ocean Ultra Deep

Retail$11,400
Market Avg$9,120
Market Range$8,026 $10,214
Premium-20.0%
Flip Score2/10 – Below Average

Tudor

Heritage Black Bay Chrono

RetailDiscontinued
Market Avg$5,200
Market Range$4,500 $5,900
Premium+10.6%
Flip Score5/10 – Good

The Omega Seamaster Planet Ocean Ultra Deep is priced at $11,400 while the Tudor Heritage Black Bay Chrono comes in at ~$5,200 (market value). On the secondary market, the gap narrows: the Omega Seamaster Planet Ocean Ultra Deep trades around $9,120 and the Tudor Heritage Black Bay Chrono around $5,200, a difference of $3,920 favoring the Tudor Heritage Black Bay Chrono. Available at 20% below retail and trending downward, this represents a buying opportunity for those comfortable with the current market position. The Tudor Heritage Black Bay Chrono commands an even stronger market premium of +10.6%, with upward momentum. For investors, the Tudor Heritage Black Bay Chrono edges ahead with a flip potential score of 5/10 compared to 2/10.

Specifications

SpecificationOmega Seamaster Planet Ocean Ultra DeepTudor Heritage Black Bay Chrono
Case Diameter45.5mm41mm
Case Thickness18.12mm14.9mm
Case MaterialStainless steel (O-MEGASTEEL)Stainless steel
BezelBlack ceramic unidirectional rotating bezel with liquidmetal diving scaleFixed bezel with tachymeter scale
CrystalSapphire crystal with anti-reflective treatmentSapphire crystal
Water Resistance6000m / 19685ft200m / 660ft
MovementOmega Co-Axial Master Chronometer calibre 8912Tudor Calibre MT5813
Movement TypeAutomaticAutomatic chronograph
Power Reserve55 hours70 hours
Bracelet/StrapStainless steel bracelet (O-MEGASTEEL)Stainless steel bracelet
ClaspFolding clasp with diver extensionFolding clasp with safety catch
Lug Width22mm22mm

Key specification differences stand out between these two: The Omega Seamaster Planet Ocean Ultra Deep leads in water resistance (6000m / 19685ft vs. 200m / 660ft), and the Tudor Heritage Black Bay Chrono offers longer power reserve at 70 hours, and the Omega Seamaster Planet Ocean Ultra Deep uses Stainless steel (O-MEGASTEEL) while the Tudor Heritage Black Bay Chrono opts for Stainless steel. 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 Ultra Deep costs $200 versus $127 for the Tudor Heritage Black Bay Chrono. For water resistance, the Omega Seamaster Planet Ocean Ultra Deep delivers better value per meter of depth rating. The Tudor Heritage Black Bay Chrono offers more power reserve per dollar spent.

Which Should You Buy?

Choose the Omega Seamaster Planet Ocean Ultra Deep if you value serious diving capabilities. Go with the Tudor Heritage Black Bay Chrono if you prioritize a lower entry price, stronger flip potential, better value retention. For pure investment potential, the Tudor Heritage Black Bay Chrono has the edge based on current market data.

Frequently Asked Questions

Which is more affordable, the Omega Seamaster Planet Ocean Ultra Deep or the Tudor Heritage Black Bay Chrono?

The Tudor Heritage Black Bay Chrono is more accessible, priced at ~$5,200 (market value) compared to $11,400.

Which watch is a better investment?

Based on current market data, the Tudor Heritage Black Bay Chrono has a higher flip potential score of 5/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.

Which holds its value better on the secondary market?

The Tudor Heritage Black Bay Chrono currently trades at 10.6% above retail, indicating strong value retention on the pre-owned market.

How do the Omega Seamaster Planet Ocean Ultra Deep and Tudor Heritage Black Bay Chrono compare in size?

The Omega Seamaster Planet Ocean Ultra Deep measures 45.5mm in diameter and 18.12mm thick, while the Tudor Heritage Black Bay Chrono is 41mm by 14.9mm. Water resistance differs too: 6000m / 19685ft versus 200m / 660ft.

What movements do these watches use?

The Omega Seamaster Planet Ocean Ultra Deep uses the Omega Co-Axial Master Chronometer calibre 8912 with 55 hours power reserve, while the Tudor Heritage Black Bay Chrono runs on the Tudor Calibre MT5813 offering 70 hours of power reserve.

Stay Ahead of the Market

Get Weekly Watch Intel

Market shifts, price alerts, and insider insights — delivered to your inbox every week. Free forever.

No spam, ever. Unsubscribe anytime.