DIAMOND SINGLE BOWL SINKS OVERALL SIZE: (18 x 18 x 9 inch / 457 x 457 x 229mm) Bowl Size: (16 x 16 inch / 407 x 407mm) Model No: DMSB-18189 DIAMOND SINGLE BOWL SINKS OVERALL SIZE: (24 x 18 x 9 inch / 610 x 457 x 229mm) Bowl Size: (22 x 16 inch / 559 x 407mm) Model No: DMSB-24189 SINGLE BOWL DRAIN WITH MINI BOWL SINKS OVERALL SIZE: (45 x 20 x 9 inch / 1143 x 508 x 229mm) Bowl Size: (22 x 16 inch / 559 x 407mm) Model No: DMSB-24189 DOUBLE BOWL WITH DRAIN BOARD OVERALL SIZE: (45 x 20 x 9 inch / 1143 x 508 x 229mm) Bowl Size: (20 x 16inch/508 x 407mm) Model No: DBWD-45209