Ball Engineer II Rainbow - NM2028C-L28CJ-BK Calfskin The shaped hands are equipped

The shaped hands are equipped with Luminox Light Technology

white galvanized guilloche dial with openwork grid

_ Patented crown protection system

Case material Steel Case diameter 40 mm  Water resistance 10 ATM Bezel material Steel Crystal Sapphire crystal Dial Black Dial numerals No numerals Bracelet/strap

Ball Engineer II Rainbow - NM2028C-L28CJ-BK Calfskin The shaped hands are equippedFEATURES Movement _ Automatic caliber BALL RR1103 C _ Chronometer certified COSC Functions _ 15 multi colored micro gas tubes on hour, minute, second hands and dial for night reading capability _ Hours, minutes, sweep seconds and magnified date Shock resistance _ 5,000Gs Water resistance _ 100m 330ft Antimagnetic _ 4,800A m Case _ Titanium with TiC Titanium carbide coating _ 43mm, height 12. 35mm _ Anti reflective sapphire crystal _ Screwed in crown