Gallery of Lange Datograph and 1815 Moonphase

By Peter Chong, November 1999

Datograph and 1815 Moonphase in rose gold. Photographed sitting on the trunk of my car.
The rear view of the same watches. Note the layering effect of the Datograph’s chronograph mechanism.

On my IBM Thinkpad 770

Detail of the chronograph bridge, showing partially hidden cam.

Datograph, on picture of Gold Hunter No. 62509, with counter and perpetual calendar. circa 1909.

1815 moonphase

This page is created by Peter Chong on November 15, 1999.Copyright © 1999 Peter Chong