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.
rolex army semi california 24 hours dial, 3139
excellent example of oyster army case variant, this piece has a very saught after blk semi cali dial, a very nice piece for early oyster collector, not many survived!!!