MWC Classic 1960s Pattern Automatic Dual Time Zone Divers Pattern Watch with Sapphire Crystal on a Matching Steel Bracelet clock As helium builds up inside

As helium builds up inside the watch

it is ideal for anyone seeking a reliable

sapphire crystals are far superior in durability

with a Zulu strap

Many customers ask about the benefits of sapphire crystal over standard mineral crystal

MWC Classic 1960s Pattern Automatic Dual Time Zone Divers Pattern Watch with Sapphire Crystal on a Matching Steel Bracelet clock As helium builds up insideSKU Code: SM SUB B BL We are finding that increasing numbers of customers need to track the time in two separate time zones in a way that is easy and without the need for additional hands or other complications, historically the solution was to buy a dedicated GMT Watch but this is not really necessary for most people because there is vastly simpler solution which is much easier to work with. The majority of dive watches have what is termed a "count