



























































Omega Seamaster 300 "Flat Dial" reference 212.30.41.20.03.001
Overview
The 2018 Omega Seamaster 300 reference 212.30.41.20.03.001 with a flat blue dial and solid caseback presents a classic dive watch aesthetic, emphasizing clean, understated design over textured dial details. This model features a 41mm stainless steel case, a matching blue ceramic bezel, and retains its tool-watch heritage without the exhibition back or wave dial decoration. Offered here with original box and cards, it is in very good pre-owned condition.
Key Features
Reference: 212.30.41.20.03.001
Year: 2018
Case: 41mm stainless steel with brushed and polished finishes
Bezel: Unidirectional blue ceramic bezel with Liquidmetal® diving scale
Dial: Flat blue dial with luminous hour indices and baton hands, no wave pattern
Crystal: Domed sapphire crystal with anti-reflective coating on both sides
Movement: Omega Caliber 2500 Co-Axial automatic, COSC-certified chronometer, approximately 48-hour power reserve
Water Resistance: 300 meters (1000 feet)
Functions: Hours, minutes, central seconds, date at 3 o’clock, helium escape valve at 10 o’clock
Bracelet: Stainless steel bracelet with secure deployant clasp
Caseback: Solid screw-in stainless steel caseback
Set Includes: Original Omega box (inner and outer), warranty and pictogram cards
Detailed Description
This Seamaster 300 sports a flat blue dial that emphasizes clarity and simplicity, equipped with luminous hour markers and baton-style hands for excellent legibility. The unidirectional blue ceramic bezel features Liquidmetal® numerals and a diving scale, combining scratch resistance with a refined finish.
Housed in a 41mm stainless steel case, the watch is water-resistant to 300 meters and equipped with a helium escape valve—making it suitable for professional diving use. The absence of an exhibition caseback preserves a classic solid steel reverse, emphasizing durability.
Powered by the reliable Omega Caliber 2500 Co-Axial automatic movement, which is COSC-certified for chronometer accuracy, this watch offers precise timekeeping and a quickset date function. The stainless steel bracelet complements the robust case with a fold-over clasp for security and comfort.
Condition
This 2018 Seamaster 300 is in very good used condition, showing only light signs of wear consistent with normal everyday use. The sapphire crystal and ceramic bezel remain crisp and free from chips or scratches. The case and bracelet show minor surface marks typical of careful wear. The movement runs accurately within Omega’s chronometer specifications.
Shipping
Shipping is fully insured and provided overnight within the US. The watch will be securely packaged with tracking and signature confirmation for peace of mind.
This updated description fits your note regarding the flat blue dial and solid (non-exhibition) caseback while retaining the overall completeness and appeal of the package. Let me know if you'd like any further revisions!
Overview
The 2018 Omega Seamaster 300 reference 212.30.41.20.03.001 with a flat blue dial and solid caseback presents a classic dive watch aesthetic, emphasizing clean, understated design over textured dial details. This model features a 41mm stainless steel case, a matching blue ceramic bezel, and retains its tool-watch heritage without the exhibition back or wave dial decoration. Offered here with original box and cards, it is in very good pre-owned condition.
Key Features
Reference: 212.30.41.20.03.001
Year: 2018
Case: 41mm stainless steel with brushed and polished finishes
Bezel: Unidirectional blue ceramic bezel with Liquidmetal® diving scale
Dial: Flat blue dial with luminous hour indices and baton hands, no wave pattern
Crystal: Domed sapphire crystal with anti-reflective coating on both sides
Movement: Omega Caliber 2500 Co-Axial automatic, COSC-certified chronometer, approximately 48-hour power reserve
Water Resistance: 300 meters (1000 feet)
Functions: Hours, minutes, central seconds, date at 3 o’clock, helium escape valve at 10 o’clock
Bracelet: Stainless steel bracelet with secure deployant clasp
Caseback: Solid screw-in stainless steel caseback
Set Includes: Original Omega box (inner and outer), warranty and pictogram cards
Detailed Description
This Seamaster 300 sports a flat blue dial that emphasizes clarity and simplicity, equipped with luminous hour markers and baton-style hands for excellent legibility. The unidirectional blue ceramic bezel features Liquidmetal® numerals and a diving scale, combining scratch resistance with a refined finish.
Housed in a 41mm stainless steel case, the watch is water-resistant to 300 meters and equipped with a helium escape valve—making it suitable for professional diving use. The absence of an exhibition caseback preserves a classic solid steel reverse, emphasizing durability.
Powered by the reliable Omega Caliber 2500 Co-Axial automatic movement, which is COSC-certified for chronometer accuracy, this watch offers precise timekeeping and a quickset date function. The stainless steel bracelet complements the robust case with a fold-over clasp for security and comfort.
Condition
This 2018 Seamaster 300 is in very good used condition, showing only light signs of wear consistent with normal everyday use. The sapphire crystal and ceramic bezel remain crisp and free from chips or scratches. The case and bracelet show minor surface marks typical of careful wear. The movement runs accurately within Omega’s chronometer specifications.
Shipping
Shipping is fully insured and provided overnight within the US. The watch will be securely packaged with tracking and signature confirmation for peace of mind.
This updated description fits your note regarding the flat blue dial and solid (non-exhibition) caseback while retaining the overall completeness and appeal of the package. Let me know if you'd like any further revisions!