I have for sale a blue dial Borealis Estoril 300 (big triangle version). The watch is is in very good condition as shown on the photos, working properly.

The watch comes on a NATO strap, with the original box and warranty card.


  • Case Size: 41.50mm x 47.00 mm
  • Screwed down crown with engraved B logo
  • Double Domed Sapphire Crystal with A/R coating inside
  • 120 clicks sapphire BGW9 lumed unidirectional bezel
  • Made in Japan Citizen Miyota 9015 Automatic Movement
  • Viton and Tefzel Gaskets (case back and glass)
  • 316L Stainless Steel Case
  • Lug Width: 20.00 mm
  • Water Resistance: 300 meters
  • Case height: 12.50mm
  • Nato Strap
  • Swiss Made BGW9 Superluminova applied to dial, watch hands and bezel
  • Screwed Case Back with engraved mermaid

The price is 360€ + shipping, payable via Paypal or bank transfer.

This is a private sale so no warranty and no returns.