Pocket Watch Keys

• Swiss Made (UK Sizes)
• Indian Made (Indian number system does not equal UK imperial number system)

UK Sizes:
UK: 00 = 0.95mm.....Indian: 00 = 2.00mm
UK: 0 = 1.00mm.......Indian: 0 = 1.90mm
UK: 1 = 1.05mm.......Indian: 1 = 1.80mm
UK: 2 = 1.15mm.......Indian: 2 = 1.75mm
UK: 3 = 1.20mm.......Indian: 3 = 1.65mm
UK: 4 = 1.30mm.......Indian: 4 = 1.60mm
UK: 5 = 1.40mm.......Indian: 5 = 1.50mm
UK: 6 = 1.50mm.......Indian: 6 = 1.40mm
UK: 7 = 1.60mm.......Indian: 7 = 1.30mm
UK: 8 = 1.65mm.......Indian: 8 = 1.20mm
UK: 9 = 1.75mm.......Indian: 9 = 1.15mm
UK: 10 = 1.80mm.....Indian: 10 = 1.05mm
UK: 11 = 1.90mm.....Indian: 11 = 1.00mm
UK: 12 = 2.00mm.....Indian: 12 = 0.95mm

All clock keys are measured from flat side to flat side.