this section is focus on early rolex oyster with different dial name examples everest, firefly etc, retailer signing examples burcherer, mappins etc, special configuration examples half roman half arabic, military 24 hours etc, special dial material examples enamel dial, cloisonee etc.
examples in the picture is a oyster royal observatory with 24 hours inner dial, Sold.
rare rolex imperial, double name
this is a very rare imperial chronometer carry a name imperial, model 2574 in the 30's, a double name early oyster with subsec is very hard to come by, do not miss if u are assembly a collection of early chronometer grade oyster.