Quantity: Limited edition of 595. Limited, but not numbered, series of 7 pieces with transparent dial under ref. BA 191.0114
Thickness: 1.35 - 1.48 mm
Material: 18K solid yellow gold
Case: Rectangle, 18K solid yellow gold
Retail price (1980): $12,000.00 - $15,000.00
The watch came with a 18K gold keyring in the shape of the watch, used to set the correct time.