Reference
Charts and tools
Tables made to be printed and kept within reach, plus tools that do the arithmetic for you.
- Wrist fit calculatorEnter your wrist size and a watch's case diameter and lug to lug. See the usual case size range and whether the lugs are likely to overhang.Tool
- Water resistance decoderPick the rating printed on a watch and see what it is commonly considered suitable for, plus what ISO 6425 asks of a dive watch.Tool