Up for sale is a beautiful Omega 166.0125 with the highly sought-after integrated bracelet style lately. The watch was made around 1974 based on the serial number. 
》 Case size is 35mm with 42mm from lug to lug. Thickness is 10mm.
》Housing Omega 1022 caliber with 28800 bph. The movement was recently serviced and running well under +-10s/day with the amplitude of 260. Quickset date by turning the crown at first click, quickset day by turn the hand backward at second click.
》Original plexiglass crystal with Omega logo.
》Good condition case, which looks polished to me, but still kept the original design. 
》No box or paper. Watch only. The original bracelet can fit up to 7.5 inches wrist.