Analogue watch quartz watch chronograph pilot watch mens watch series zeppelin graf zeppelin case material stainless steel water resistant to 50m 5 atm case size 42 mm case height 11 mm housing design round watch glass mineral glass watch strap leather clasp pin buckle watch strap colour brown display analogue display types with date display with 24 hour display dial colour white numerals none clock mechanism quartz functions tachymeter st