{"id":2615,"date":"2026-06-26T17:50:38","date_gmt":"2026-06-26T17:50:38","guid":{"rendered":""},"modified":"2026-06-26T20:14:24","modified_gmt":"2026-06-26T20:14:24","slug":"omega-speedmaster-57-co-axial-master-chronometer-chronograph-40-5mm-1","status":"publish","type":"product","link":"https:\/\/aoruswatches.store\/ar\/product\/omega-speedmaster-57-co-axial-master-chronometer-chronograph-40-5mm-1\/","title":{"rendered":"OMEGA Speedmaster 57 Co-Axial Master Chronometer Chronograph Quartz size 43mm"},"content":{"rendered":"<table class=\"woocommerce-product-attributes shop_attributes\">\n<tbody>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_recipient\">\n<th class=\"woocommerce-product-attributes-item__label\">Recipient<\/th>\n<td class=\"woocommerce-product-attributes-item__value\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/gents\/\" rel=\"tag\">For Him<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_movement\">\n<th class=\"woocommerce-product-attributes-item__label\">Movement<\/th>\n<td class=\"woocommerce-product-attributes-item__value tooltip tooltip tooltip\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"C.O.S.C. is Controle Officiel Suisse des Chronometres, the Official Swiss Chronometer Testing Institute, which is the institute responsible for rigorously testing and certifying the accuracy and precision of wristwatches in Switzerland. The Co-axial escapement is a type of modern watch escapement mechanism invented by English watchmaker George Daniels to reduce friction of the internal components of the watch, providing greater accuracy over time. Manual movements need to be wound in order to generate power for the watch to run. Depending on the power reserve the watch has, you may have to wind the watch as often as everyday.\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/feature-certificate-cosc-certified-chronometer\/\" rel=\"tag\">C.O.S.C. Chronometer<\/a>,<span>\u00a0<\/span><a href=\"https:\/\/www.bankslyon.co.uk\/co-axial\/\" rel=\"tag\">Co-Axial Escapement<\/a>,<span>\u00a0<\/span><a href=\"https:\/\/www.bankslyon.co.uk\/feature-movement-manual\/\" rel=\"tag\">Hand wound manual<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_bracelet-strap\">\n<th class=\"woocommerce-product-attributes-item__label\">Bracelet\/Strap<\/th>\n<td class=\"woocommerce-product-attributes-item__value\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/bracelet-stainless-steel\/\" rel=\"tag\">Stainless Steel<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_case-material\">\n<th class=\"woocommerce-product-attributes-item__label\">Case Material<\/th>\n<td class=\"woocommerce-product-attributes-item__value\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/feature-case-material-stainless-steel\/\" rel=\"tag\">Stainless Steel Watch Case<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_case-size-mm\">\n<th class=\"woocommerce-product-attributes-item__label\">Case Size (mm)<\/th>\n<td class=\"woocommerce-product-attributes-item__value\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/40-5\/\" rel=\"tag\">43<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_dial-colour\">\n<th class=\"woocommerce-product-attributes-item__label\">Dial Colour<\/th>\n<td class=\"woocommerce-product-attributes-item__value\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/feature-face-colour-green\/\" rel=\"tag\">Green<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_numerals\">\n<th class=\"woocommerce-product-attributes-item__label\">Numerals<\/th>\n<td class=\"woocommerce-product-attributes-item__value\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/feature-numerals-baton\/\" rel=\"tag\">Baton\/Indexes<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_bezel\">\n<th class=\"woocommerce-product-attributes-item__label\">Bezel<\/th>\n<td class=\"woocommerce-product-attributes-item__value tooltip\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"The tachymeter is used to calculate speed over a known distance.\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/feature-bezel-tachymeter\/\" rel=\"tag\">Tachymeter<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_water-resistance\">\n<th class=\"woocommerce-product-attributes-item__label\">Water Resistance<\/th>\n<td class=\"woocommerce-product-attributes-item__value tooltip\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"Suitable for swimming.\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/feature-water-resistance-50m\/\" rel=\"tag\">50m<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_warranty\">\n<th class=\"woocommerce-product-attributes-item__label\">Warranty<\/th>\n<td class=\"woocommerce-product-attributes-item__value\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/feature-warranty-5-year-international-manufacturers-warranty\/\" rel=\"tag\">5 Year International Manufacturers Warranty<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_crystal\">\n<th class=\"woocommerce-product-attributes-item__label\">Crystal<\/th>\n<td class=\"woocommerce-product-attributes-item__value tooltip\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"Sapphire glass is a synthetically produced crystal second only to diamond in its hardness, making it extremely durable.\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/feature-crystal-sapphire-crystal\/\" rel=\"tag\">Sapphire Crystal<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_caseback\">\n<th class=\"woocommerce-product-attributes-item__label\">Caseback<\/th>\n<td class=\"woocommerce-product-attributes-item__value tooltip\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"A transparent caseback exhibits the internal movement of the watch.\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/feature-caseback-exhibition-caseback\/\" rel=\"tag\">Transparent Caseback<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_brand\">\n<th class=\"woocommerce-product-attributes-item__label\">Brand<\/th>\n<td class=\"woocommerce-product-attributes-item__value tooltip\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"Banks Lyon provides a wide range of Omega watches for men and women.\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/omega\/\" rel=\"tag\">OMEGA<\/a><\/p>\n<\/td>\n<\/tr>\n<tr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_complication\">\n<th class=\"woocommerce-product-attributes-item__label\">Complication<\/th>\n<td class=\"woocommerce-product-attributes-item__value tooltip\" data-balloon-length=\"fit\" data-balloon-pos=\"up\" data-html=\"true\" data-tooltip=\"A chronograph is a stopwatch, featuring two or three similar smaller sub dials; all of these dials display seconds and minutes, allowing the wearer to time themselves for various activities.\">\n<p><a href=\"https:\/\/www.bankslyon.co.uk\/chronograph\/\" rel=\"tag\">Chronograph<\/a><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>Recipient For Him Movement C.O.S.C. Chronometer,\u00a0Co-Axial Escapement,\u00a0Hand wound manual Bracelet\/Strap Stainless Steel Case Material Stainless Steel Watch Case Case Size (mm) 43 Dial Colour Green Numerals Baton\/Indexes Bezel Tachymeter Water Resistance 50m Warranty 5 Year International Manufacturers Warranty Crystal Sapphire Crystal Caseback Transparent Caseback Brand OMEGA Complication Chronograph<\/p>","protected":false},"featured_media":4226,"comment_status":"open","ping_status":"closed","template":"","meta":{"_bst_post_transparent":"","_bst_post_title":"","_bst_post_layout":"","_bst_post_sidebar_id":"","_bst_post_content_style":"","_bst_post_vertical_padding":"","_bst_post_feature":"","_bst_post_feature_position":"","_bst_post_header":false,"_bst_post_footer":false},"product_brand":[],"product_cat":[64],"product_tag":[39],"class_list":["post-2615","product","type-product","status-publish","has-post-thumbnail","product_cat-omega","product_tag-39","first","instock","sale","shipping-taxable","purchasable","product-type-simple","entry","content-bg","loop-entry"],"_links":{"self":[{"href":"https:\/\/aoruswatches.store\/ar\/wp-json\/wp\/v2\/product\/2615","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aoruswatches.store\/ar\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/aoruswatches.store\/ar\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/aoruswatches.store\/ar\/wp-json\/wp\/v2\/comments?post=2615"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aoruswatches.store\/ar\/wp-json\/wp\/v2\/media\/4226"}],"wp:attachment":[{"href":"https:\/\/aoruswatches.store\/ar\/wp-json\/wp\/v2\/media?parent=2615"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/aoruswatches.store\/ar\/wp-json\/wp\/v2\/product_brand?post=2615"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/aoruswatches.store\/ar\/wp-json\/wp\/v2\/product_cat?post=2615"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/aoruswatches.store\/ar\/wp-json\/wp\/v2\/product_tag?post=2615"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}