Seiko 5 Sports 55th Anniversary Custom Limited Edition Ref. SRPK11 (nicknamed 'Double Hurricane' or 'Orange Custom')
Dive-style Tool Watch · Seiko Watch Corporation (Independent Japanese manufacture). Positioned in the 'affordable luxury' / entry-level mechanical tier, renowned for robustness and heritage.
Period: Neo-Vintage / Modern Luxury (2023 release). This model is a 're-imagining' of 1960s custom Seiko aesthetics, characterized by its retro color palette and the iconic skyscraper/checkerboard chapter ring elements.

Type
Dive-style Tool Watch
Brand
Seiko Watch Corporation (Independent Japanese manufacture). Positioned in the 'affordable luxury' / entry-level mechanical tier, renowned for robustness and heritage.
Movement
Automatic Seiko Caliber 4R36, featuring 24 jewels, 21,600 vibrations per hour (vph), approximately 41 hours of power reserve, hacking (stop-seconds), and manual winding capabilities.
Dimensions
Case diameter: 42.5mm; Thickness: 13.4mm; Lug-to-lug: 46.0mm; Lug width: 22mm. Despite the 42.5mm width, it wears like a 40mm watch due to the short lug-to-lug distance.
Description
The SRPK11 is a bold, energetic tribute to the custom 'SKX' culture and the 1960s 'Double Hurricane' designs. It utilizes the modern 5 Sports 'SKX' case silhouette but injects a heavy dose of nostalgia with its orange dial and unique bezel layout. It represents Seiko's strategy of looking into its archives to satisfy the enthusiast market that craves vintage 'Pop' aesthetics within a modern, reliable package.
Key Features
Translucent orange dial, 4 o'clock crown, 55th Anniversary red-tinted exhibition caseback, and the copper-tone 0-20 bezel sector.
Dial Description
Vibrant orange dial with a translucent effect that reveals the day/date discs underneath. It features applied circular and baton indices with LumiBrite, a yellow central seconds hand, and a day-date window at 3 o'clock. The distinctive 'Double Hurricane' inner ring is printed on the crystal or rehaut.
Case Material
316L Stainless Steel with a mix of satin-brushed surfaces on the lugs and polished sides.
Crystal Type
Hardlex Crystal (Seiko's proprietary toughened mineral glass), flat profile.
Bezel Details
Unidirectional 120-click rotating bezel with a dual-tone aluminum insert. The first 20 minutes are colored in a metallic copper/orange, with the remainder in black, featuring a 60-minute diving scale.
Crown & Pushers
Push-pull crown positioned at the 4 o'clock mark for ergonomic comfort, featuring fine knurled grips and no crown guards (relying on the case indentation).
Bracelet or Strap
Three-link 'Oyster' style stainless steel bracelet with a push-button deployment clasp and a secure lock fold-over tab.
Caseback Details
Exhibition/Screw-down caseback with a red-tinted Hardlex window. It features '55th Anniversary' and 'Limited Edition' text, along with the serial number and the Seiko 5 'S' logo.
Movement Type
Automatic Seiko Caliber 4R36, featuring 24 jewels, 21,600 vibrations per hour (vph), approximately 41 hours of power reserve, hacking (stop-seconds), and manual winding capabilities.
Water Resistance
100 Meters (10 bar). Suitable for swimming and snorkeling, but not recommended for scuba diving due to theLack of a screw-down crown.
Origin & Provenance
Japan (Movement and design); assembly often occurs in Seiko's regional facilities. This specific model commemorates the 1968 launch of the Seiko 5 Sports line.
Age Estimate
Circa 2023. This is a recent release celebrating the 55th anniversary of the Seiko 5 Sports collection.
Cultural Significance
Seiko 5 is often the 'gateway' for mechanical watch collectors. This model signifies the convergence of commercial success and 'modding' culture, where the brand itself adopts the creative colorways previously only found in the aftermarket community.
Condition Notes
Based on the image, the watch appears to be in 'Excellent' condition. There are minor micro-scratches visible on the polished sides and bracelet links, but the crystal and bezel insert appear clean and free of significant impact marks.
Value Estimate
MSRP approximately $325 - $350 USD. Secondary market prices typically range from $275 to $400 depending on region and availability of the limited edition set.
Care & Maintenance
Service the movement every 5-7 years. Although not a professional diver, the gaskets should be pressure tested every 2 years if used for swimming. Avoid strong magnetic fields from speakers or laptops which can magnetize the hairspring.
Similar Watches
Seiko SKX011J (vintage orange diver), Seiko SRPD59 (standard orange 5 Sports), and the Doxa Sub 200 (Swiss orange-dial alternative).
Interesting Facts
This watch is part of a series of four 'SKX' style recreations aimed at honoring fans' favorite historical designs. The 'orange' theme is a direct nod to the legendary SKX011 and the older 'Orange Monster' divers which have a cult following.