Authentic Patek Philippe Sapphire Crystal for Nautilus – 27.7mm x 27.7mm x 1.30m Stems are available in a

Stems are available in a multiple of stem thread (tap) diameters

Genuine Swiss ETA 950

001 / ESA 579

Jewelled pivot points reduce friction and wear

Authentic Patek Philippe Sapphire Crystal for Nautilus – 27.7mm x 27.7mm x 1.30m Stems are available in aAuthentic Patek Philippe Sapphire Crystal for Nautilus 27. 7mm x 27. 7mm x 1. 30mm Square Restore your timepiece with this authentic Patek Philippe sapphire crystal, precision crafted for Nautilus models featuring the iconic square case design. This genuine component ensures exact fitment, superior clarity, and the premium quality expected from Patek Philippe. Manufactured from high grade sapphire, this crystal offers exceptional scratch resistance