{"product_id":"vintage-1998-omega-seamaster-120m-ladies-blue-wave-2581-81","title":"Vintage 1998 Omega Seamaster 120M Ladies Blue Wave 2581.81 • STS 2026 • Full Set","description":"\u003cp\u003eThere’s a quiet elegance to this watch that only Omega could create. The soft shimmer of the blue wave dial, refined 26 mm case and effortless balance of sport and sophistication make this Seamaster 120M Ladies feel as beautiful today as it did in 1998.\u003c\/p\u003e\u003cp\u003eFreshly refurbished by Swiss Time Services in 2026 and presented with a complete Omega set, it’s a watch that doesn’t just tell the time. It tells a story of care, craftsmanship and timeless style.\u003c\/p\u003e\u003cp\u003eA beautifully presented vintage 1998 Omega Seamaster 120M Ladies, reference 2581.81, featuring the iconic blue wave dial and classic Seamaster case profile. This example underwent a comprehensive 2026 refurbishment by Swiss Time Services (STS), an Omega-approved UK service centre, and is offered in exceptional cosmetic and mechanical condition.\u003c\/p\u003e\u003cp\u003eThe watch includes a Certificate of Authenticity, Watch Register certificate, STS service card, pressure-test receipt, all original removed parts excluding the clasp, and a 24-month guarantee from The Watch Box Atelier.\u003c\/p\u003e\u003ch2\u003eCase \u0026amp; Dimensions\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear of production:\u003c\/strong\u003e 1998\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerial number:\u003c\/strong\u003e 57830819\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase material:\u003c\/strong\u003e 316L stainless steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 26 mm excluding crown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth:\u003c\/strong\u003e 9 mm including crystal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLug width:\u003c\/strong\u003e 13 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrystal:\u003c\/strong\u003e Brand-new Omega sapphire crystal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater resistance:\u003c\/strong\u003e 120M \/ 400 ft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure-tested:\u003c\/strong\u003e 01-04-2026\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaseback:\u003c\/strong\u003e Screw-down with Omega Seahorse emblem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrown:\u003c\/strong\u003e Brand-new Omega crown with engraved Ω\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePressure-Test Results, Witschi Proofmaster M\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTest 1: +0.5 bar, deformation +2.72 µm, tightness +2.4%\/min, Pass\u003c\/li\u003e\n\u003cli\u003eTest 2: +10.0 bar, deformation +86.39 µm, tightness +9.9%\/min, Pass\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDial \u0026amp; Hands\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDial:\u003c\/strong\u003e Blue wave pattern\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndices:\u003c\/strong\u003e Applied polished steel batons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHands:\u003c\/strong\u003e Polished steel sword-style\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLume:\u003c\/strong\u003e Super-LumiNova\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDate:\u003c\/strong\u003e At 3 o’clock\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eBracelet \u0026amp; Clasp\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBracelet:\u003c\/strong\u003e Original Omega 1471\/815 stainless steel Bond-style bracelet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 13 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 16 cm including case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClasp:\u003c\/strong\u003e Brand-new Omega folding clasp with push-button release, a like-for-like replacement that is naturally firm as new\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eMovement\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibre:\u003c\/strong\u003e Omega 1424 quartz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJewels:\u003c\/strong\u003e 9\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Hours, minutes, seconds and quick-set date\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e Brand-new, fitted during the 2026 service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eNew Omega Parts Fitted During 2026 STS Service\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrand-new Omega crown\u003c\/li\u003e\n\u003cli\u003eBrand-new Omega sapphire crystal\u003c\/li\u003e\n\u003cli\u003eBrand-new Omega folding clasp\u003c\/li\u003e\n\u003cli\u003eBrand-new battery\u003c\/li\u003e\n\u003cli\u003eNew gaskets and seals\u003c\/li\u003e\n\u003cli\u003eFully pressure-tested with documented results\u003c\/li\u003e\n\u003cli\u003eAll original removed parts included, excluding clasp\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIncluded\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSTS service card dated 02-04-2026\u003c\/li\u003e\n\u003cli\u003ePressure-test receipt dated 01-04-2026\u003c\/li\u003e\n\u003cli\u003eOmega inner and outer boxes\u003c\/li\u003e\n\u003cli\u003eOmega watch cushion\u003c\/li\u003e\n\u003cli\u003eOmega leather document wallet\u003c\/li\u003e\n\u003cli\u003eOmega pouch\u003c\/li\u003e\n\u003cli\u003eOmega instruction manual\u003c\/li\u003e\n\u003cli\u003eSTS two-year service guarantee card\u003c\/li\u003e\n\u003cli\u003eOriginal STS refurbishment receipt\u003c\/li\u003e\n\u003cli\u003eWatch Register certificate\u003c\/li\u003e\n\u003cli\u003eCertificate of Authenticity\u003c\/li\u003e\n\u003cli\u003eAll original removed parts, excluding clasp\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGuarantee\u003c\/h2\u003e\u003cp\u003eThis watch is supplied with a 24-month guarantee from The Watch Box Atelier, covering mechanical performance, timekeeping accuracy, battery function and overall operational reliability.\u003c\/p\u003e\u003cp\u003eOur guarantees provide confidence and clarity, offering support in the unlikely event of a functional issue. Cosmetic wear, accidental damage, misuse or water ingress outside the manufacturer specification are not covered. A copy of the full guarantee document is available on request.\u003c\/p\u003e\u003ch2\u003eWhy Buy From Us\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver 40 years of experience:\u003c\/strong\u003e We understand the importance of authenticity, condition and provenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero tolerance for counterfeits:\u003c\/strong\u003e Every watch is verified, documented and guaranteed authentic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional presentation and service:\u003c\/strong\u003e Expert packaging and attentive service.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eReturns \u0026amp; Authenticity Guarantee\u003c\/h2\u003e\u003cp\u003eEvery watch we sell is guaranteed to be 100% authentic. This piece has been fully inspected, pressure-tested and refurbished by Swiss Time Services, an Omega-approved service centre, and is supplied with a Certificate of Authenticity, Watch Register certificate and full supporting documentation.\u003c\/p\u003e\u003cp\u003eWe offer a 30-day return period in line with our standard terms and conditions. Returns must be unworn, in the same condition as received, and complete with all boxes, documents and accessories.\u003c\/p\u003e\u003ch2\u003eSummary\u003c\/h2\u003e\u003cp\u003eA superb vintage 1998 Omega Seamaster 120M Ladies, reference 2581.81, freshly serviced and refurbished by STS with multiple brand-new Omega parts, full documentation, pressure-test results and original removed components included, excluding the clasp. Presented with a complete Omega set and a 24-month guarantee.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePrice: £2,250\u003c\/strong\u003e\u003c\/p\u003e","brand":"The Atelier Curation House","offers":[{"title":"Default Title","offer_id":53877896905051,"sku":"OMEGA-2581-81-1998","price":1950.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1025\/5066\/7611\/files\/Photoroom_20260817_141756-Photoroom.jpg?v=1787653228","url":"https:\/\/theateliercurationhouse.shop\/products\/vintage-1998-omega-seamaster-120m-ladies-blue-wave-2581-81","provider":"The Atelier Curation House ","version":"1.0","type":"link"}