Fitting crystals in Elgin watch cases
In order to replace a glass crystal in an Elgin watch with a genuine Elgin crystal, the jeweler and watchmaker should know the correct procedure… Read More »Fitting crystals in Elgin watch cases
Crystal
What is Seiko Timegrapher ?
Principle and construction The use of highly effecient quartz crystal plays an important role in the “TIMEGRAPHER”. The exacting signal standard obtained from use of… Read More »What is Seiko Timegrapher ?
Watch, fanciful shape with rock crystal case
Watch, fanciful shape with rock crystal case, by Edward East (c. 1610-1693); London, England, c. 1635; lgth. 1¾” (4.45 cm.). East was the most celebrated… Read More »Watch, fanciful shape with rock crystal case
Rolex Oyster Cases – Replacement of Crystal
To ascertain that Rolex Oyster cases have retained their original resistance to moisture and can be guaranteed to withstand pressures equal to 50 meters or… Read More »Rolex Oyster Cases – Replacement of Crystal