1970s Omega Memomaster Ref. ST 382.0801 book evolved in the mid-2000s to

evolved in the mid-2000s to larger models

the basic Portofino automatic with date

The argentè bi-tone dial features arabic numerals

This Constellation Chronometer Ref

1970s Omega Memomaster Ref. ST 382.0801 book evolved in the mid-2000s toLaunched in 1978, the Omega Memomaster was the first programmable LCD watch ever produced. Only in production for a mere four years, the Ref. 382. 0801 was a commercial failure, making it a rare example to find in good condition these days. The in house Omega quartz caliber 1632 was considered as one of the most precise and efficient wristwatches at the time, offering additional functions such as calendar, a 12 hour countdown timer, a 24 hour alarm