Case: Brushed and polished stainless steel Case back: Stainless steel, screw-down Bezel: Black PVD coated stainless steel, tachymeter scale Dial: Blue Hands: Silver tone, luminescent Markers: Silver tone luminescent indices Calendar: Date display window at the 6 o'clock position Sub dials: Three, small seconds at the 9 o'clock position, chronograph 30 minute counter at the 3 o'clock position and a 12 hour counter at the 6 o'clock position Bracelet: Brushed and polished stainless steel Clasp: Push-button deployment Crystal: Sapphire Crown: Push/pull Movement: Swiss automatic Power reserve: 52 hours Water resistance: 10 ATM/100 meters/330 feet Case measurements: 40 mm in diameter x 15 mm thick Bracelet measurements: 19 mm wide x 8 inches long Model: 326.30.40.50.03.001 Stainless steel case Blue dial Swiss-automatic movement Case diameter: 40mm Water resistant to 330 feet