{"product_id":"sea-dragon-gomai-katana-with-real-hamon-full-tang-5-piece-laminated-steel-rayskin-scabbard-103cm","title":"Sea Dragon Gomai Katana with Real Hamon | Full Tang 5-Piece Laminated Steel Rayskin Scabbard 103cm","description":"\u003cp\u003eThe \u003cstrong\u003eSea Dragon Gomai Katana (Hailong Wumai Katana)\u003c\/strong\u003e is an ultra-premium, museum-grade Japanese collector sword. Hand-forged using advanced \u003cstrong\u003eGomai (5-piece laminated composite pattern steel)\u003c\/strong\u003e construction with differential clay tempering to create an authentic, undulating \u003cstrong\u003enatural Hamon\u003c\/strong\u003e across a robust \u003cstrong\u003e8.0mm spine thickness\u003c\/strong\u003e. Enclosed in an opulent \u003cstrong\u003eauthentic full pearl rayskin (Samegawa) wrapped scabbard\u003c\/strong\u003e, mounted with hand-carved pure solid copper fittings electroplated in antique gold and silver depicting mythical sea dragons. For serious collectors, martial arts connoisseurs, and auspicious home protection. For ages 18+.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#f8f4e8;border-left:4px solid #c9a84c;padding:12px 16px;margin:16px 0;\"\u003e\u003cstrong\u003eMuseum Artisan Collection — Expertly balanced for martial arts practice, collector display, and prestigious heritage gifting.\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis masterfully crafted Katana bridges elite multi-layer composite metallurgy with mythological Asian decorative art. It is the premier choice for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-End Sword Connoisseurs:\u003c\/strong\u003e Serious collectors actively seeking authentic Gomai (5-piece laminated composite pattern steel) forging, differential clay tempering, an undulating natural Hamon, and a robust 8.0mm spine thickness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExotic Material Admirers:\u003c\/strong\u003e Connoisseurs who appreciate the tactile luxury, natural beaded texture, and extreme durability of a scabbard fully wrapped in genuine polished pearl stingray skin (Samegawa).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExecutive Office \u0026amp; Guardian Home Decor:\u003c\/strong\u003e Interior design collectors looking for an auspicious, commanding centerpiece featuring hand-carved copper dragon mountings to elevate an executive office, boardroom, or private gallery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrestigious Heritage \u0026amp; Milestone Gifts:\u003c\/strong\u003e Individuals looking to present an unforgettable heirloom-tier treasure carrying blessings of water dragon protection, leadership, and resilience to senior executives, family elders, or mentors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBullet Points\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaster-crafted Gomai (5-piece laminated pattern steel) composite blade construction\u003c\/li\u003e\n\u003cli\u003eDifferentially clay tempered with an authentic natural Hamon and traditional stone hand polish\u003c\/li\u003e\n\u003cli\u003eSubstantial 8.0mm spine thickness offering commanding structural rigidity and authentic heft\u003c\/li\u003e\n\u003cli\u003eFull tang construction extending securely through the handle for lifelong structural durability\u003c\/li\u003e\n\u003cli\u003eAuthentic solid wood scabbard fully wrapped in genuine high-grade pearl rayskin (Samegawa)\u003c\/li\u003e\n\u003cli\u003ePure solid copper mountings sculpted with Sea Dragon motifs and antique gold \u0026amp; silver plating\u003c\/li\u003e\n\u003cli\u003eCommanding 103cm overall length with an agile 1.25kg net blade handling weight\u003c\/li\u003e\n\u003cli\u003eComplete luxury presentation set with brocade gift box, sword oil, and cleaning cloth\u003c\/li\u003e\n\u003cli\u003eShips from US warehouse — fast domestic delivery. 18+ only.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGomai (5-Piece Laminated Pattern Steel) Blade with Heavy 8.0mm Spine\u003c\/strong\u003e\u003cbr\u003e\nThe blade is traditionally hand-forged utilizing the revered Gomai lamination technique—combining five distinct sections of pattern steel and high-carbon steel forge-welded into a unified matrix. Built with a robust 8.0mm spine thickness, this advanced metallurgy pairs exceptional edge hardness with supreme shock-absorbing resilience.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eClay Tempered with Real Hamon\u003c\/strong\u003e\u003cbr\u003e\nDifferentially clay tempered by master smiths, rapidly quenching the cutting edge to achieve superior hardness (~60 HRC) while allowing the spine to cool slowly for shock absorption. This creates a distinct, naturally formed undulating Hamon temper line.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eGenuine Pearl Rayskin Scabbard\u003c\/strong\u003e\u003cbr\u003e\nThe scabbard (Saya) is sculpted from solid hardwood and completely encased in authentic, select-grade pearl stingray skin (Samegawa). Prized for centuries by samurai armorers, pearl rayskin provides an intensely durable, bead-textured surface with a mesmerizing organic luster.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAntique Gold \u0026amp; Silver Plated Pure Copper Dragon Mountings\u003c\/strong\u003e\u003cbr\u003e\nThe Tsuba, collar, pommel, and menuki are sculpted from solid pure copper with detailed sea dragon motifs, accented with antique dual-tone gold and silver plating for an imposing regal aesthetic.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFull Tang Balanced Construction\u003c\/strong\u003e\u003cbr\u003e\nThe tang extends through the entire handle in the classical manner, fastened securely to ensure authentic weight distribution, balance, and lifelong structural integrity.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStyle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClassical Japanese Samurai Katana (Hailong Gomai Katana)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSteel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTraditional Gomai (5-Piece Laminated Pattern Steel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Treatment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClay Tempered (~60 HRC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHamon\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eReal Hamon (Naturally Formed, Hand-Polished)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFull Tang\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e103 cm \/ 40.55 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlade Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e71 cm \/ 27.95 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHandle Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e28 cm \/ 11.02 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlade Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.2 cm \/ 1.26 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlade Thickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.80 cm \/ 8.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.60 kg \/ 3.53 lb (with Saya)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.25 kg \/ 2.76 lb (without Saya)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFittings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePure Solid Copper with Antique Gold \u0026amp; Silver Plating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eScabbard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSolid Hardwood Fully Wrapped in Genuine Pearl Rayskin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEdge\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnsharpened \/ Collector Edge (Specify on order)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Sea Dragon Gomai Folded Steel Katana\u003c\/li\u003e\n\u003cli\u003e1 × Genuine Pearl Rayskin Scabbard\u003c\/li\u003e\n\u003cli\u003e1 × Luxury Brocade Presentation Box\u003c\/li\u003e\n\u003cli\u003e1 × Specialized Sword Maintenance Oil\u003c\/li\u003e\n\u003cli\u003e1 × Soft Sword Cleaning Cloth\u003c\/li\u003e\n\u003cli\u003eProtective Packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eMaintenance\u003c\/h3\u003e\n\u003cp\u003eHandle the blade with clean, dry hands whenever possible. After handling, remove fingerprints and moisture using a soft cloth.\u003c\/p\u003e\n\u003cp\u003eFor carbon steel blades, appropriate sword maintenance oil can help protect the surface from corrosion. Apply a light coat every 2-3 months.\u003c\/p\u003e\n\u003cp\u003eKeep the pearl rayskin scabbard away from excessive moisture, heat sources, and corrosive chemicals. Store in a climate-controlled, dry room.\u003c\/p\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is Gomai steel construction?\u003c\/strong\u003e\u003cbr\u003e\nGomai (5-piece lamination) is an intricate composite forging method combining five layers of steel. This allows master smiths to optimize edge hardness (~60 HRC) while preserving core shock resistance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the Sea Dragon symbolism?\u003c\/strong\u003e\u003cbr\u003e\nIn Japanese and East Asian lore, sea dragons represent control over the elements, prosperity, and powerful guardian warding against negative energy, making them one of the most revered motifs for collector swords.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy is the blade thickness 8.0mm?\u003c\/strong\u003e\u003cbr\u003e\nAn 8.0mm thickness at the spine provides substantial heft, authentic historical rigidity, and a powerful visual profile suited for master-tier display swords.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs the rayskin scabbard genuine?\u003c\/strong\u003e\u003cbr\u003e\nYes. The Saya is fully wrapped in authentic, select-grade pearl stingray skin (Samegawa), known for its natural granulated texture and centuries-long heritage in samurai armor and sword mountings.\u003c\/p\u003e\n\n\u003ch3\u003eShipping\u003c\/h3\u003e\n\u003cp\u003eEvery order is inspected and carefully protected before shipment.\u003c\/p\u003e\n\u003cp\u003eShips directly from our US warehouse with standard delivery typically within 5-10 business days. Express options available at checkout.\u003c\/p\u003e\n\u003cp\u003eCustomers must independently verify all applicable laws and regulations before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cp\u003eWe provide support for verified manufacturing defects and shipping-related damage. Contact us within 30 days of delivery with your order details and photographs. Warranty does not cover misuse, unauthorized modification, improper maintenance, or normal wear. 18+ age verification required.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eImportant Product Information\u003c\/h3\u003e\n\u003cp\u003eEach handmade sword is individually crafted and may have minor variations in blade finish, Hamon, fittings, wrapping, and Saya compared with product photographs.\u003c\/p\u003e\n\u003cp\u003eSteel type alone does not determine the quality or characteristics of a blade. Heat treatment, blade geometry, construction, polishing, fittings, and craftsmanship all contribute to the final product.\u003c\/p\u003e\n\u003cp\u003ePlease carefully review the complete specifications before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEdge condition:\u003c\/strong\u003e Always check the product specifications to confirm whether the specific model is sharpened or unsharpened.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLegal responsibility:\u003c\/strong\u003e Sword and blade laws vary by country, state, city, and locality. Customers are responsible for confirming that the product can legally be purchased, imported, received, possessed, stored, and used in their location before placing an order.\u003c\/p\u003e\n\u003cp\u003eThis product is intended for the purpose stated on its individual product page. Do not modify or alter the product beyond its stated specifications.\u003c\/p\u003e","brand":"Samurai Swordman","offers":[{"title":"Default Title","offer_id":46560574668950,"sku":"TLDJ1330","price":429.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/7800\/4630\/files\/Sea_Dragon_Gomai_Katana_with_Real_Hamon_Full_Tang_5-Piece_Laminated_Steel_Rayskin_Scabbard_103cm.jpg?v=1789328425","url":"https:\/\/samuraiswordman.com\/products\/sea-dragon-gomai-katana-with-real-hamon-full-tang-5-piece-laminated-steel-rayskin-scabbard-103cm","provider":"samuraiswordman","version":"1.0","type":"link"}