This perpetual calendar is loaded with features including a 1/20 second chronograph that measures up to 60 minutes, 12/24 hour time, dual time, date, alarm, and luminous hands. Shown in stainless steel with a blue dial and 44mm screw-back case, it is also 100M WR.
 
Model: BL5470-57L
Case:  44mm
Band/Case: Stainless Steel
Dial:  Blue
Crystal: Mineral Crystal
Water Resistant: 100M
Features: 1/20th Second Chronograph, Alarm, 2nd Time Zone
Retail Price: $450.00