MK Personal Collection The present lot is part of a larger privately held collection and is intended for exhibition purposes only. Steel Rolex Great White Rail Dial "Sea-Dweller" Ref 1665 Wristwatch Circa 1978. This watch has become highly collectible in the second hand Rolex watch market. This model is 100% correct down to the bracelet. It features a three-body case construction, polished and brushed, helium escape valve at 9, graduated revolving black bezel for the decompression times, “Trip lock” winding crown protected by the crown guard, screw-down back and crown Serial #5.736.952 Ref 1665. The watch is attached to a steel oyster bracelet #380/9315 which is the correct numbers for this series. The watch has a Cal. 1570, rhodium-plated, “oeil-de-perdrix” decoration Rolex movement with 26 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions and temperature, shock absorber, self-compensating free-sprung Breguet balance spring with hack mechanism that is in running condition (Serial # D813118). It is topped with an original rare black rail dial with white markers and date at 3:00 o'clock. The watch is stamped on the inside back cover with Ref 1665. As you can see from the photos the watch is in overall very good condition.

MK Personal Collection The present lot is part of a larger privately held collection and is intended for exhibition purposes only. Steel Rolex Great White Rail Dial "Sea-Dweller" Ref 1665 Wristwatch Circa 1978. This watch has become highly collectible in the second hand Rolex watch market. This model is 100% correct down to the bracelet. It features a three-body case construction, polished and brushed, helium escape valve at 9, graduated revolving black bezel for the decompression times, “Trip lock” winding crown protected by the crown guard, screw-down back and crown Serial #5.736.952 Ref 1665. The watch is attached to a steel oyster bracelet #380/9315 which is the correct numbers for this series. The watch has a Cal. 1570, rhodium-plated, “oeil-de-perdrix” decoration Rolex movement with 26 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions and temperature, shock absorber, self-compensating free-sprung Breguet balance spring with hack mechanism that is in running condition (Serial # D813118). It is topped with an original rare black rail dial with white markers and date at 3:00 o'clock. The watch is stamped on the inside back cover with Ref 1665. As you can see from the photos the watch is in overall very good condition.