Lang&Heyne watch is started by a watchmaker Marco Lang in 1996 in Dresden/Germany.
He is a member of AHCI.

Lang&Heyne watches are completely hand made with only 20 pcs production a year.

<Photo up> Friedrich August I - Basic Model

Handwinding caliber I, 46 hours power reserve, individual number engraved
18k yellow gold case and buckle, 43.5mm case diameter, crocodile strap
Triple sunk enamel dial with Arabic numerals, shaped Louis XV hands crafted from pure gold, and individual number
Yen 2,131,500

<Photo down> Johann - Basic Model

Handwinding caliber I, 46 hours power reserve, individual number engraved
18k white gold case and buckle, 43.5mm case diameter, crocodile strap
white double sunk enamel dial with roman numerals, blued steel spade hands, and individual number
Yen 2,215,500

The details of Jewel Tanaka is as follows;

Jewel Tanaka Co.,Ltd.
4-2-4 Imaike, Chgusa-ku, Nagoya
Tel 052-741-0016 http://www.kk-tanaka.com