J. Ullmann & Co., Hong Kong, Shanghai, Tientsin: A gold double dialled minute repeating calendar and moonphase hunter pocket watch in engine turned case, the white enamel dial with Roman numerals and Arabic five minute divisions, subsidiary seconds, the reverse with white enamel dial and triple calendar with Chinese symbols, subsidiary dials for day and month, outer date ring with central date hand and a sector for the moon, the movement repeating on two gongs operated by a slide in the band, the front and reverse covers opened by depressing the pendant, the appropriate cover being dependant on the position of the bow