IWC Big Pilot's Watch Annual Calendar Spitfire GAS Line Eterna released a watch called

Eterna released a watch called the KonTiki—the name of Heyerdahl’s raft

JLC manufactures their own movements

Even its origin story is legendary: Jack Heuer heard the name at a race in Florida and registered it upon his return to Switzerland

Eager to secure the contract

The icing on the cake of this stunner is the beads of rice style bracelet with Girard Perregaux signed clasp

IWC Big Pilot's Watch Annual Calendar Spitfire GAS Line Eterna released a watch calledThe annual calendar is truly a technological marvel. While it plays second fiddle to the perpetual calendar in the minds of most collectors, the reality is that the construction of this calendar mechanism which generally requires adjusting only once per year, at the end of February is equally challenging, and in some cases, requires even more components. This particular annual calendar is special: Part of IWCs Big Pilot collection, its first and