2023 Omega Seamaster Aqua Terra Complete Set

Omega Seamaster Aqua Terra 150M Co-Axial Master Chronometer — Ref. 220.13.41.21.03.003

IN PRODUCTION
The bracelet-mounted Aqua Terra is the watch most people picture when they hear the name, but this reference makes the argument that leather is where the design actually reaches its full potential. At roughly 95 grams total, the blue alligator strap drops nearly 40% of the weight off the bracelet version and transforms the wearing experience from sport-luxury to something closer to a true dress watch — except this dress watch carries 150 meters of water resistance, a screw-in crown, and full METAS Master Chronometer certification, which is a technical specification that most watches on leather straps at any price point cannot touch. The blue sun-brushed dial with its horizontal teak pattern is color-matched to the strap, creating a monochromatic blue palette from bezel to buckle that the bracelet and rubber variants can't replicate, and the silver-toned arrow hands and applied luminous indexes float above that blue field with a clarity that makes the 41mm case feel more open and refined than its dimensions suggest.
The Cal. 8900 inside is the same movement whether this watch sits on leather, rubber, or steel — 60-hour reserve from dual barrels in series, silicon Si14 balance spring, free-sprung balance, 15,000-gauss magnetic resistance, and accuracy certified to 0/+5 seconds per day by METAS after full casing — and the exhibition caseback puts every rhodium-plated bridge and arabesque Geneva wave on display through sapphire. The foldover deployment clasp is a meaningful detail: where many leather-strap watches at this price run a simple tang buckle, Omega fits a push-button deployment that protects the leather from the stress of daily buckling and keeps the clasp flush against the wrist. This is the Aqua Terra for someone who already owns a dive watch and a chronograph and wants the next piece to be the one they reach for when everything else feels like too much metal on the wrist.
Key Details

• Case diameter: 41 mm
• Case thickness: 13.20 mm
• Lug-to-lug: 47.90 mm
• Lug width: 20 mm
• Weight: ~95 g on leather strap
• Case material: 316L stainless steel, symmetrical case design, wave-edged caseback
• Crystal: domed sapphire, anti-reflective treatment both sides
• Water resistance: 150 m / 15 bar
• Caseback: transparent/exhibition (sapphire)
• Bezel: fixed, stainless steel, brushed and polished
• Crown: screw-in
• Dial: blue, sun-brushed, horizontal "teak" pattern
• Hands: silver-toned arrow hands, luminous
• Hour markers: applied luminous stick and dot indexes
• Date: window at 6 o'clock
• Caliber: Omega 8900 (in-house)
• Movement type: self-winding automatic, Co-Axial escapement
• Frequency: 25,200 vph / 3.5 Hz
• Jewels: 39
• Power reserve: 60 hours, dual mainspring barrels in series
• Balance: free sprung, silicon Si14 balance spring
• Anti-magnetic: >15,000 gauss
• Finishing: rhodium-plated rotor and bridges, Geneva waves in arabesque
• Certification: COSC Chronometer + METAS Master Chronometer
• Strap: blue alligator leather
• Clasp: foldover deployment with push-button release, stainless steel