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Mens Limited Edition Prospex Alpinist Night Sky European Exclusive Watch SPB531J1
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PRODUCT DETAILS
Inspired by the night sky over the mountains, this exclusive European edition reimagines the iconic SPB121 Alpinist. Its deep blue dial features subtle vertical stripes, gold-toned cathedral hands, and comes on a matching blue leather strap with an additional navy nylon strap in a special edition box. Powered by the in-house 6R35 automatic movement, it offers a 70-hour power reserve and is visible through the exhibition case back, engraved with its unique limited-edition number. Built for adventure, this timepiece blends heritage design with modern reliability, true to the Prospex spirit.
Limited to 3000 pieces worldwide.
• Powered by the automatic movement with 24 jewels and a power reserve of up to 70 hours.
• Presented on a blue leather strap with push button deployment clasp.
• Scratch resistant sapphire crystal glass.
• 39.5mm case width.
• 200 metre water resistance.
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TECHNICAL SPECIFICATIONS
General
Our Code
23-31-25143812
Brand
Seiko
Gender
Mens
Case Depth
13.2mm
Brand Code
SPB531J1
Watch Display
Analogue
Warranty
2 Year Seiko Warranty
Case Width
39.5mm
Luminescent Dial And Hands
Yes
Packaging
Official Seiko Packaging
Glass Type
Sapphire Crystal Glass
Clasp Type
Push Button Deployment Clasp
Case Shape
Round
Case Material
Stainless Steel
Dial Colour
Blue
Strap
Strap Type
Leather Strap
Strap Colour
Blue
Movement
Watch Movement
Automatic
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https://www.houseofwatches.co.uk/seiko-mens-limited-edition-prospex-alpinist-night-sky-european-exclusive-watch-spb531j148617Seiko Mens Limited Edition Prospex Alpinist Night Sky European Exclusive Watch SPB531J1https://www.houseofwatches.co.uk/media/catalog/product/2/3/23-31-25143812_seiko_01.jpg780780GBPInStock/BRANDS/Brands A-Z/Seiko/All Watches/Limited Edition Watches/BRANDS/Brands A-Z/Seiko/Seiko PROSPEX/inactive hidden/Gift With Purchase/All Watches/Collection By Price/£500 - £999.99/All Watches/Strap Watch/All Watches/Strap Watch/Leather Strap Watches/All Watches/Water Resistant Watches/Mens/Waterproof/Mens/Strap Watches/BRANDS/Brands A-Z/Seiko/Seiko Divers Watches/Black Friday Free Watch/All Watches/GWP Watches/All Watches/All Watches/All Watches/Analogue Watches/BRANDS/Brands A-Z/Seiko/Seiko Alpinist/Mens/Leather Strap Watches/BRANDS/Brands A-Z/Seiko/Seiko Limited Editions/Promotions/Flash Sale/All Watches/Sports Watches/BRANDS/Brands A-Z/Seiko/Seiko Automatic/BRANDS/Brands A-Z/Seiko/Seiko Gents/All Watches/Automatic Watches/BRANDS/Brands A-Z/Mens/BRANDS/All Watches/All Watches/Luxury Watches/All Watches/Collection By Price/BRANDS/Brands A-Z/Seiko/Seiko PROSPEX/Seiko Prospex Limited Editions Watches/Mens/Automatic187269125621714344321384166016951753182819091959198627318201750200021754331127182643716119714326114103182372168712143161261187163231843219721741256Alpinist 'Night Sky' Blue Sw Blue Dial Automatic Inspired by the night sky over the mountains, this exclusive European edition reimagines the iconic SPB121 Alpinist. Its deep blue dial features subtle vertical stripes, gold-toned cathedral hands, and comes on a matching blue leather strap with an additional navy nylon strap in a special edition box. Powered by the in-house 6R35 automatic movement, it offers a 70-hour power reserve and is visible through the exhibition case back, engraved with its unique limited-edition number. Built for adventure, this timepiece blends heritage design with modern reliability, true to the Prospex spirit.
Limited to 3000 pieces worldwide.
• Powered by the automatic movement with 24 jewels and a power reserve of up to 70 hours.
• Presented on a blue leather strap with push button deployment clasp.
• Scratch resistant sapphire crystal glass.
• 39.5mm case width.
• 200 metre water resistance.Seikohttps://www.houseofwatches.co.uk/media/catalog/product/2/3/23-31-25143812_seiko_02.jpghttps://www.houseofwatches.co.uk/media/catalog/product/2/3/23-31-25143812_seiko_03.jpghttps://www.houseofwatches.co.uk/media/catalog/product/2/3/23-31-25143812_seiko_04.jpghttps://www.houseofwatches.co.uk/media/catalog/product/2/3/23-31-25143812_seiko_05.jpghttps://www.houseofwatches.co.uk/media/catalog/product/2/3/23-31-25143812_seiko_06.jpghttps://www.houseofwatches.co.uk/media/catalog/product/2/3/23-31-25143812_seiko_packaging_01.jpgadd-to-cartcondition:Noproducttype:Watchsearch_keywords:thick,chunky,waterproof,luxurysku:23-31-25143812NoWatchthick,chunky,waterproof,luxury23-31-25143812SeikoYesMens200 metres13.2mmSPB531J1Analogue2 Year Seiko WarrantyNoNoNo39.5mmNoYesOfficial Seiko PackagingSapphire Crystal GlassPush Button Deployment ClaspRoundStainless SteelBlueLeather StrapBlueAutomatic233125143812{"name":"v12_finance","text":"Or from \u00a320 per month","imageUrl":"https:\/\/www.houseofwatches.co.uk\/media\/nosto\/v12-finance.png"}Seiko Mens Limited Edition Prospex Alpinist Night Sky European Exclusive Watch2025-09-26 00:00:00["\/BRANDS~|~\/brands\/~|~10","\/BRANDS\/Brands A-Z~|~\/brands-a-z\/~|~12","\/BRANDS\/Brands A-Z\/Seiko~|~\/seiko-watches\/~|~82","\/Mens~|~\/mens-watches\/~|~48","\/All Watches~|~\/watches\/~|~85","\/All Watches\/Limited Edition Watches~|~\/limited-edition-watches\/~|~34","\/All Watches\/Analogue Watches~|~\/analogue-watches\/~|~4","\/All Watches\/Collection By Price~|~\/watch-prices\/~|~193","\/All Watches\/Strap Watch~|~\/strap-watches\/~|~66","\/All Watches\/Sports Watches~|~\/sports-watches\/~|~60","\/All Watches\/Collection By Price\/\u00a3500 - \u00a3999.99~|~\/price-500-999-99\/~|~155","\/All Watches\/Automatic Watches~|~\/automatic-watches\/~|~5","\/BRANDS\/Brands A-Z\/Seiko\/Seiko Automatic~|~\/seiko-automatic-watches\/~|~13","\/BRANDS\/Brands A-Z\/Seiko\/Seiko PROSPEX~|~\/seiko-prospex-watches\/~|~4","\/All Watches\/Strap Watch\/Leather Strap Watches~|~\/leather-strap-watches\/~|~2","\/All Watches\/Luxury Watches~|~\/luxury-watches\/~|~35","\/All Watches\/Water Resistant Watches~|~\/waterproof-watches\/~|~74","\/Mens\/Automatic~|~\/mens-automatic-watches\/~|~5","\/Mens\/Waterproof~|~\/mens-waterproof-watches\/~|~14","\/Mens\/Leather Strap Watches~|~\/mens-leather-strap-watches\/~|~18","\/Mens\/Strap Watches~|~\/mens-strap-watches\/~|~21","\/BRANDS\/Brands A-Z\/Seiko\/Seiko Alpinist~|~\/seiko-prospex-alpinist-watches\/~|~7","\/BRANDS\/Brands A-Z\/Seiko\/Seiko Gents~|~\/seiko-gents-watches\/~|~1","\/BRANDS\/Brands A-Z\/Seiko\/Seiko Divers Watches~|~\/seiko-divers-watches\/~|~16","\/Black Friday Free Watch~|~\/black-friday-free-watch\/~|~125","\/All Watches\/GWP Watches~|~\/gwp-all-watches\/~|~237","\/All Watches\/All Watches~|~\/all-watches\/~|~238","\/BRANDS\/Brands A-Z\/Seiko\/Seiko Limited Editions~|~\/seiko-limited-editions-watches\/~|~11","\/Gift With Purchase~|~\/gift-with-purchase\/~|~3","\/BRANDS\/Brands A-Z\/Seiko\/Seiko PROSPEX\/Seiko Prospex Limited Editions Watches~|~\/seiko-prospex-limited-editions-watches\/~|~14"]2025-09-26
