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Omega Seamaster Aqua Terra Mother-of-Pearl Dial Automatic Ladies Watch
In-store pricing snapshot
Last known warehouse price ยท Jul 17, 2026. Currently out of stock.
* Prices shown are for Costco members only.
The Omega Seamaster Aqua Terra 150M is a sophisticated ladies timepiece that pays tribute to Omega's rich maritime heritage with a dramatic dial design recalling the wooden decks of luxury sailboats. This 34mm watch features a stunning white mother-of-pearl dial adorned with 12 diamond-set hour markers and a date window at the 3 o'clock position, creating the signature Teak Concept design visible through the scratch-resistant sapphire crystal.
The watch combines elegant 18K yellow gold with durable stainless steel construction. The diamond-set 18K yellow gold bezel is mounted on a 34mm stainless steel case body, paired with a matching stainless steel bracelet and butterfly deployment clasp. The total weight is approximately 116 grams with a case thickness of 12.55mm and lug-to-lug measurement of 40mm.
Powering this chronometer-certified timepiece is the Omega Co-Axial Calibre 8520 automatic movement with 50 hours of power reserve. The self-winding movement features a free sprung-balance system with silicon balance spring and operates at 3.5 Hz frequency. The Co-Axial escapement technology reduces friction between moving parts, requiring less lubrication and maintaining superior accuracy over longer periods with less frequent servicing intervals. The movement is beautifully displayed through a transparent sapphire crystal caseback with rhodium-plated finish and exclusive Geneva waves in arabesque pattern.
Built for both elegance and durability, this watch offers 150 meters of water resistance with a screw-in crown and caseback. The sapphire crystal features anti-reflective treatment on both sides for optimal clarity. Every Omega watch undergoes rigorous testing including full water immersion, shock resistance equivalent to a 1-meter drop on hardwood flooring, and chronometer certification by COSC requiring precision of -5 to +8 seconds per day. The watch is covered by Omega's comprehensive 5-year warranty, reflecting the brand's confidence in craftsmanship and longevity.