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Seastrong Diver 300 Automatic Calanda Watch in Matte Black

$1,895

Color: Matte Black

Size: 
One Size
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Returnable within 30 days
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A handsome Swiss dive watch made with ultra-premium recycled stainless steel

Alpina’s horological heritage is as impeccable as their timepieces. With well over a century of technological know-how, these pioneers of Swiss watchmaking are known for crafting remarkably reliable sport watches trusted by alpinists, fighter pilots, navy divers, and anyone else on a mission in unforgiving environments where accurate timekeeping is paramount. The Seastrong Diver 300 Automatic Calanda is a handsome, highly functional diver that carries on the Alpina legacy of innovation with a ultra-premium recycled stainless steel case. Armed with 1000 feet of water resistance and their incredibly accurate AL-525 caliber movement, this watch is limited to just 300 pieces worldwide.


  • Precision-built Swiss automatic dive watch with legendary accuracy and an incredibly rugged construction
  • 100% recycled stainless steel case is made from Thyssen Krup’s ultra-high grade puresteel, sourced from the maritime shipping industry
  • Raw steel is collected in controlled conditions in non-conflict zones with respect to traceability, and marked with a digital fingerprint
  • Named after the Calanda, the first ship on the Swiss boat registry in 1941 and an important symbol for Swiss neutrality
  • Alpina AL-525 automatic caliber movement with 26 jewels
  • Power reserve lasts approximately 38 hours
  • Rotating brushed stainless steel bezel with white markers
  • Screw-down crown and screw-down, engraved caseback
  • Handsome black dial with grained finishing and white markers for a suave, sophisticated look
  • Silver color indexes, hour, and minute hands filled with old radium luminous treatment for ease of use at night
  • White second hand with Alpina’s signature red triangle
  • Date window at 3 o’clock
  • Black and gray strap made from recycled PET
  • Water-resistant to 300 meters
  • Limited to 300 pieces
  • Made in Geneva, Switzerland
  • Case: 100% recycled stainless steel
  • Crystal: Scratch-resistant convex sapphire crystal
  • Band: Recycled PET
Product Specifications
Movement Alpina AL-525
Movement Type Automatic
Duration Approx. 38 hours
Case Material Recycled stainless steel
Crystal Scratch-resistant convex sapphire crystal
Lume Radium indexes, hour, and minute hands
Water Resistance 300 m / 1000 ft
Case Thickness 12.66 mm
Case Diameter 42 mm
Band Width 21 mm
Case Back Engraved screw-down
Crown Screw-down
Bezel Unidirectional rotating bezel
Jewels 26
Display Date

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