Grönefeld GTM-06 Wristwatch

The Grönefeld GTM-06 Tourbillon Minute Repeater wristwatch is the most complicated wristwatch ever created in The Netherlands. It was created by Bart and Tim Grönefeld. It is a tourbillon with minute repeater complication. The Netherlands based watchmakers have been working on the GTM-06 for 4 years. It is available in a limited edition of 10 pieces in 18kt yellow gold (325,000 Euros) and 10 in platinum (385,000 Euros).