What's the difference between antiquary and archaist?

Antiquary

Definition:

(a.) Pertaining to antiquity.
(n.) One devoted to the study of ancient times through their relics, as inscriptions, monuments, remains of ancient habitations, statues, coins, manuscripts, etc.; one who searches for and studies the relics of antiquity.

Example Sentences:

(1) Darvill and Wainwright revealed today, at the Society of Antiquaries in London, that the earliest dates from 7,000 BC, and the most recent to medieval times, suggesting the site was already important 4,000 years before the oldest stone circle, and continued to draw visitors for centuries after it was believed to have been abandoned.
(2) 'Mr Stewart is a medieval antiquary interested in the anthropology of Herat'.
(3) The one with the best claim was examined at a meeting at the Society of Antiquaries of London in 1911, when it was said still to have part of a spike embedded in the bone.