Tudor Oysterdate Chronograph

Tudor's 1970s-80s chronograph line, nicknamed "Monte Carlo" (manual-wind, early 1970s) and "Big Block" (automatic, from 1976).

2 references

Reference	Variant	Years	Dial	Size
7149	Oysterdate Chronograph "Monte Carlo"	1971–1977	grey / blue	40 mm
94200	Chrono Time ("Big Block")	1976–1991	black / silver	40 mm