Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph Stainless Steel / Sedna Gold / Blue / Alligator

Reference 215.23.46.51.03.001

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph Stainless Steel / Sedna Gold / Blue / Alligator

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial Chronograph is a masterpiece that marries precision engineering with stunning aesthetics. This remarkable piece features a striking blue ceramic bezel and a lustrous Sedna gold case, making it a head-turner. The 45.5 mm round case is substantial yet comfortable on the wrist, suitable for both casual and formal settings. The watch boasts an exceptional movement, the Omega caliber 9900, which has received the new METAS certification for its precision and reliability. This automatic movement features a column wheel chronograph and a Co-Axial escapement, ensuring accurate timekeeping even when not worn for a couple of days. Its functionality includes hours, minutes, small seconds, date display, and chronograph capabilities, making it a versatile companion for any occasion. The rotating bezel is both a design element and a functional tool for divers, allowing easy tracking of elapsed time underwater. With a water resistance rating of 600 meters and a price tag of $15,300, this watch is an investment that offers excellent value for money. It's not just a timepiece; it's an heirloom, a conversation starter, and a piece of history.

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MSRP: $14,500

Market Price: $8,670

Key Features

Omega caliber 9900 movement
Sedna gold case with stainless steel
600 meters water resistance
METAS certified chronograph

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph Stainless Steel / Sedna Gold / Blue / Alligator

Reference

215.23.46.51.03.001

Movement

9900

Movement Features

Hours, Minutes, Small Seconds
Date
Chronograph, Column wheel
Chronometer, Co-Axial Escapement

Case

45.5mm

Dial Color

Blue

Crystal

Sapphire

Water Resistance

600

Current Listings

Omega Seamaster Planet Ocean 600M 45.5mm Automatic Ref# 215.30.46.51.01.001 with Boxes & Papers

Omega - 215.30.46.51.01.001 · $6,900

This Omega Seamaster Planet Ocean 600M is a stylish and elegant timepiece, presented in excellent condition with all original accessories.

Condition: Clean, polished
Box Type: Inner Wooden Box and Outer White Cardboard box
Papers: 2020 dated Warranty Card,Pictogram Card,Master Chronometer Card
Shipping Method: 2nd day air insured Fedex

Posted at

Mar 15, 2026, 11:25 PM

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Omega Seamaster Planet Ocean 2201.50 42mm Box and Cards - $3,150

Omega - 2201.50 · $3,150

Up for sale is my Omega Seamaster Planet Ocean 2201.50, a great condition watch measuring at 42mm with an automatic Omega Calibre 2500 movement.

Condition: Very good condition for its age, minor marks and hairlines on case, caseback, and bracelet
Movement: Omega Calibre 2500
Case size: 42mm
Bracelet material: Steel

Posted at

Mar 15, 2026, 9:56 PM

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Omega Seamaster Planet Ocean 600m 2201.51 42mm - $2,690

Omega - 2201.51 · $2,690

Up for sale is my Omega Seamaster Planet Ocean 2201.51, a great condition watch with an automatic movement and measuring at 42mm.

Condition: great condition for its age with minimal marks/hairlines on case, caseback, and bracelet
Movement: Omega Calibre 2500
Water Resistance: 600m

Posted at

Mar 15, 2026, 9:39 PM

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[US] Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

Omega - 215.30.46.51.01.001 · $6,625

This Omega Seamaster Planet Ocean features a black dial and measures 45.5mm in diameter.

Condition: Fantastic with minor hairlines
Case Size: 45.5mm diameter
Depth Rating: 600m

Posted at

Mar 15, 2026, 10:27 AM

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Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega - 232.30.46.21.01.003 · $4,500

The Omega Seamaster Planet Ocean 8500 is a high-end watch with exceptional condition and warranty until Nov 2027.

Condition: exceptional
Case Size: 45.5mm diameter
Warranty Valid Until: November 2027

Posted at

Mar 14, 2026, 4:24 PM

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Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega - 232.32.46.21.01.001 · $4,500

Additional Details: Model: Omega Seamaster Planet Ocean 8500 45.5mm

Condition: great condition
Size: 45.5mm diameter

Posted at

Mar 14, 2026, 4:16 PM

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Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega - 232.30.46.51.01.001

Posted at

Mar 14, 2026, 4:15 PM

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Omega Seamaster Planet Ocean 8500 Titanium 232.90.46.21.03.001 45.5mm

Omega - 232.90.46.21.03.001 · $4,600

This Omega Seamaster Planet Ocean features a titanium case and is part of the 8500 series.

Condition: Excellent
Case size: 45.5mm diameter
Warranty status: factory valid through MAY 2028

Posted at

Mar 14, 2026, 4:13 PM

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Omega Seamaster Planet Ocean “Creamsicle” 215.30.44.21.04.001

Omega - 215.30.44.21.04.001 · $4,598

The Omega Seamaster Planet Ocean 600M 'Creamsicle' features a 43.5mm stainless steel case, crisp white lacquered dial, and a unique orange ceramic bezel.

Condition: Pre-owned with minor signs of wear
Case diameter: 43.5mm
Water resistance: 600m

Posted at

Mar 14, 2026, 1:47 PM

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