Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 42 Mécanique 24 Sapphires / Short Strap

Reference 2912.50.48

Omega Seamaster Planet Ocean 600M Co-Axial 42 Mécanique 24 Sapphires / Short Strap

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 42 (model number 2912.50.48) is a statement piece that exudes luxury and sophistication. Its blend of white gold and stainless steel creates a sumptuous feel, while the gem-set bezel adds an air of elegance. The stunning blue dial with mother-of-pearl finish is a true masterpiece, reflecting light beautifully and changing hues as you move it around. The mixed indexes and arrow hands enhance readability, ensuring that you can tell the time at a glance, even underwater. At the heart of this watch is the innovative Omega caliber 2500 movement, a co-axial version of the ETA 2892-A2, promising precision, reliability, and durability. With its impressive water resistance of 600 meters, this watch is perfect for both diving enthusiasts and those who appreciate high-end horology.
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Key Features

  • Omega Caliber 2500 Co-Axial Movement
  • 600M Water Resistance
  • White Gold and Stainless Steel Case
  • Gem-Set Bezel
  • Blue Mother of Pearl Dial
  • Mixed Indexes and Arrow Hands
  • Sapphire Crystal

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 42 Mécanique 24 Sapphires / Short Strap
Reference
2912.50.48
Movement
2500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Co-Axial Escapement, Chronometer
Case
42mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] Omega Seamaster Planet Ocean 2201.50.00 42mm — First Gen PO, Full Set, Daniel Craig Bond Era — $2,999 Shipped (Tariff Covered)

Omega Seamaster Planet Ocean 2201.50.00 42mm — First Gen PO, Full Set, Daniel Craig Bond Era — $2,999 Shipped (Tariff Covered)

A first generation Planet Ocean from the early Daniel Craig James Bond era, featuring a classic black dial with oversized Arabic numerals and a reliable Co-Axial Cal. 2500 chronometer movement.

Posted at
May 10, 2026, 1:13 PM
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[WTS] Omega Seamaster Planet Ocean Chronograph Ref: 2918.50.82

Omega Seamaster Planet Ocean Chronograph Ref: 2918.50.82

Omega - 2918.50.82 · $3,200
This Omega Seamaster Planet Ocean Chronograph is for sale, featuring a chronograph function and other advanced features.

Posted at
May 10, 2026, 12:02 PM
Active
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[WTS] Omega Seamaster Planet Ocean 600M (215.30.44.21.01.001)

Omega Seamaster Planet Ocean 600M (215.30.44.21.01.001)

Omega - 215.30.44.21.01.001 · $4,475
This Omega Seamaster Planet Ocean 600M features a black dial on a steel bracelet. The watch is discontinued with boxes, booklet, and warranty card dated 6/9/2023.

  • Condition: Excellent condition with a few light marks
  • Case Size: 43.5mm diameter
  • Bracelet Material: Stainless Steel
  • Crystal: Sapphire
Posted at
May 10, 2026, 11:46 AM
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[wts] Omega Seamaster Planet Ocean GMT Titanium 232.92.44.22.03.001 43.5mm under warranty

Omega Seamaster Planet Ocean GMT Titanium 232.92.44.22.03.001 43.5mm under warranty

Omega - 232.92.44.22.03.001 · $5,200
This Omega Seamaster Planet Ocean GMT Titanium features a 43.5mm case size and is still under warranty until AUG 2027.

  • Condition: Excellent condition
  • Case Size: 43.5mm
  • Warranty Status: under warranty until AUG 2027
Posted at
May 9, 2026, 2:57 AM
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[wts] Omega Seamaster Planet Ocean 8500 45.5mm 232.32.46.21.01.005

Omega Seamaster Planet Ocean 8500 45.5mm 232.32.46.21.01.005

Omega - 232.32.46.21.01.005 · $4,500
This Omega Seamaster Planet Ocean 8500 is a 45.5mm watch that comes with boxes and papers.

  • Condition: great condition
  • Case size: 45.5mm diameter
  • Band type: not specified
Posted at
May 9, 2026, 2:50 AM
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[wts] Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega - 232.32.46.21.01.001 · $4,500
This Omega Seamaster Planet Ocean 8500 is a 45.5mm watch with the reference number 232.32.46.21.01.001, described as being in great condition.

  • Condition: Great condition
  • Model: Omega Seamaster Planet Ocean 8500
  • Size: 45.5mm diameter
  • Shipping: FedEx via US
Posted at
May 9, 2026, 2:48 AM
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[wts] Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega - 232.30.46.51.01.001 · $4,500
A Omega Seamaster Planet Ocean Chronograph in excellent condition, featuring a 45.5mm case.

  • Condition: Excellent condition
  • Size: 45.5mm diameter
Posted at
May 9, 2026, 2:47 AM
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[wts] Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 under warranty

Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 under warranty

Omega - 215.30.44.21.03.001 · $4,600
A blue Omega Seamaster Planet Ocean 8900, featuring a 43.5mm case size and under factory warranty until September 2028.

  • Condition: Excellent
  • Case size: 43.5mm diameter
  • Water resistance: no data
Posted at
May 9, 2026, 2:43 AM
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[WTS] OMEGA Seamaster Planet Ocean 600m "Skyfall" James Bond Edition

OMEGA Seamaster Planet Ocean 600m "Skyfall" James Bond Edition

OMEGA - 232.30.42.21.01.004 · $7,500
This limited edition Omega Seamaster Planet Ocean 600M 'Skyfall' is a James Bond Edition featuring a 42mm steel case, black ceramic bezel, and matte structured black dial with date window and 007 logo. It comes with various Omega accessories.

  • Case size: 42mm diameter
  • Bracelet fit: 7 inches wrist size, loose
  • Included items: boxes (inner and outer), Pictograms card, Chronometer Certificate card, limited edition card, international warranty card, brochure, user manual
Posted at
May 9, 2026, 2:14 AM
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