File:A Lange & Söhne Langematik Großdatum.jpg A. Lange & Söhne Langematik Big Date, Ref. 308.021
File:Lange L921.4.jpg Calibre L921.4
File:A Lange & Söhne Langematik Großdatum Platin.jpg A. Lange & Söhne Langematik Big Date (platinum), Ref. 308.025
File:A Lange & Söhne Langematik Großdatum Weißgold.jpg A. Lange & Söhne Langematik Big Date (white gold), Ref. 308.027
File:A Lange & Söhne Langematik Großdatum Rotgold.jpg A. Lange & Söhne Langematik Big Date (red gold), Ref. 308.031
The Langematik Big Date is a luxury watch by A. Lange & Söhne .
This watch complements the 1997 launched, long considered as classics Langematik with the Lange-typical patented big date . The watch is equipped with the self-winding manufacture movement L921.4 . Also this SAX-O-MAT calibre has hacking seconds with automatic zeroing of the seconds hand ("zero-reset") when pulling the crown. The power reserve is 46 hours. The watch is available in many variants: in yellow or red gold , or in platinum as well as with various dial colors.
Reference:
308.021 (yellow gold ), 358.021 (yellow gold , bracelet aus yellow gold ), 308.025 (platinum ), 358.025 (platinum , bracelet aus Platin), 308.027 (white gold , black dial), 358.027 (white gold , bracelet in white gold), 308.032 (red gold )
Movement:
Self-winding movement L921.4 «SAX-O-MAT», 21,600 A/h
45 jewels
Glucydur screwed balance , Nivarox hairspring with swan-neck precision regulator
Beat adjustment with micrometer screw
Bi-directional winding embossed «Three Quarter Rotor» in 21ct Gold and platinum with 4 ball bearings in the gear change
Power reserve 46 hours
Bridges with Glashütte ribbing
Case:
18ct yellow gold / white gold or platinum
Ø 37 mm, height 9.7 mm
Sapphire crystal
Screwed down caseback with six screws and with sapphire crystal
Dial:
Dial in solid silver champagn/black/rhodinated , applied indexes in gold
Lancet hands aus yellow gold /white gold , rhodinated , with Tritium covering
Functions:
Hours, minutes, small seconds at the 6
Hacking seconds device with automatic zeroing of the seconds hand ("zero reset") when pulling the crown
Corrector for date display on the side of the case
Bracelet:
Crocodile leather strap with tang-type buckle
Versions with Ref. 358...: handmade bracelet in 18ct yellow gold /white gold /platinum
Price:
From 15.952,- € RRP (retrieved 2007)