42-44-45

Apple Watch Series 7 - 45mm

Apple Watch Series 6, 5 & 4 - 44mm

Apple Watch SE - 44mm

Apple Watch Series 1, 2 & 3 - 42mm

Apple Watch 1st generation -  42mm

38-40-41

Apple Watch Series 7 - 41mm

Apple Watch Series 6, 5 & 4 - 40mm

Apple Watch SE - 40mm

Apple Watch Series 1, 2 & 3 - 38mm

Apple Watch 1st generation - 38mm