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Omega Seamaster Planet Ocean Ultra Deep vs Rolex Milgauss

Ref. 215.30.46.21.01.001 vs Ref. 116400GV

Comparing the Rolex Milgauss to the Omega Seamaster Planet Ocean Ultra Deep means weighing a significant price difference — is the premium justified? At $11,400 versus ~$14,000 (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 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

Rolex

Milgauss

RetailDiscontinued
Market Avg$14,000
Market Range$12,000 $16,000
Premium+50.5%
Flip Score9/10 – Exceptional

The Omega Seamaster Planet Ocean Ultra Deep is priced at $11,400 while the Rolex Milgauss comes in at ~$14,000 (market value). On the secondary market, the gap narrows: the Omega Seamaster Planet Ocean Ultra Deep trades around $9,120 and the Rolex Milgauss around $14,000, a difference of $4,880 favoring the Omega Seamaster Planet Ocean Ultra Deep. Available at 20% below retail and trending downward, this represents a buying opportunity for those comfortable with the current market position. The Rolex Milgauss commands an even stronger market premium of +50.5%, with upward momentum. For investors, the Rolex Milgauss edges ahead with a flip potential score of 9/10 compared to 2/10.

Specifications

SpecificationOmega Seamaster Planet Ocean Ultra DeepRolex Milgauss
Case Diameter45.5mm40mm
Case Thickness18.12mm13.0mm
Case MaterialStainless steel (O-MEGASTEEL)Oystersteel
BezelBlack ceramic unidirectional rotating bezel with liquidmetal diving scaleOystersteel, smooth
CrystalSapphire crystal with anti-reflective treatmentGreen-tinted sapphire
Water Resistance6000m / 19685ft100m / 330ft
MovementOmega Co-Axial Master Chronometer calibre 8912Rolex calibre 3131
Movement TypeAutomaticAutomatic
Power Reserve55 hours48 hours
Bracelet/StrapStainless steel bracelet (O-MEGASTEEL)Oyster, three-piece solid links
ClaspFolding clasp with diver extensionOysterclasp with Easylink 5mm comfort extension
Lug Width22mm20mm

Key specification differences stand out between these two: The Omega Seamaster Planet Ocean Ultra Deep leads in water resistance (6000m / 19685ft vs. 100m / 330ft), and the Omega Seamaster Planet Ocean Ultra Deep offers longer power reserve at 55 hours, and the Omega Seamaster Planet Ocean Ultra Deep uses Stainless steel (O-MEGASTEEL) while the Rolex Milgauss opts for Oystersteel. 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 $350 for the Rolex Milgauss. For water resistance, the Omega Seamaster Planet Ocean Ultra Deep delivers better value per meter of depth rating. The Omega Seamaster Planet Ocean Ultra Deep 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 Rolex Milgauss if you prioritize a lower entry price, stronger flip potential, better value retention. For pure investment potential, the Rolex Milgauss has the edge based on current market data.

Frequently Asked Questions

Which is more affordable, the Omega Seamaster Planet Ocean Ultra Deep or the Rolex Milgauss?

The Omega Seamaster Planet Ocean Ultra Deep is more accessible, priced at $11,400 compared to ~$14,000 (market value).

Which watch is a better investment?

Based on current market data, the Rolex Milgauss has a higher flip potential score of 9/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.

Which holds its value better on the secondary market?

The Rolex Milgauss currently trades at 50.5% above retail, indicating strong value retention on the pre-owned market.

How do the Omega Seamaster Planet Ocean Ultra Deep and Rolex Milgauss compare in size?

The Omega Seamaster Planet Ocean Ultra Deep measures 45.5mm in diameter and 18.12mm thick, while the Rolex Milgauss is 40mm by 13.0mm. Water resistance differs too: 6000m / 19685ft versus 100m / 330ft.

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 Rolex Milgauss runs on the Rolex calibre 3131 offering 48 hours of power reserve.

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