====== Cartier Ballon Bleu Moon Phase 37 mm ====== {{wst>image_cr|Cartier|Ballon Bleu Moon Phase 37 mm Steel|180px}} The **Ballon Bleu 36 mm** (also: **Ballon Bleu de Cartier**) is a wristwatch by [[Cartier]]. This is a 37 mm version (ladies/unisex model) in the [[Cartier Ballon Bleu|Ballon Bleu]] range with self-winding movement and moon phase indication. **Movement:** * [[Self-winding]] movement [[ETA 2671]], 28,800 A/h * 25 [[jewels]] * Power reserve 38 h **Case:** * [[Stainless steel]] / [[Rose gold]] / Yellow gold + steel * ∅ 37 mm, H 13 mm * [[Sapphire crystal]] * Fluted crown with [[cabochon]] spinel * [[Waterproof]] to 3 bar **Dial:** * Silver [[guilloché]], Roman numerals * Blued-steel sword-shaped hands **Functions:** * Hours, minutes, [[central seconds]] * [[Stop-seconds]] * [[Moon phase]] **Bracelet:** * Blue alligator leather strap, steel interchangeable deployant buckle * Or: Interchangeable bracelet {{tag>Watch_models Watches_with_moon_phase Ladies_watches Cartier_models}}