170's don't come up often. Really clean examples bring $1800-2000. 60cm is my size
Typically I'd imagine they'd be equipped with full Super Record, instead of Dura Ace. But anythings possible it it was purchased as a frameset.
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My bikes: '81 Trek 957, '83 Trek 720, '85 Trek 500, '85 Trek 770, '81 Merckx, '85 Centurion Cinelli, '85 Raleigh Portage, '92 RB-2, '09 Bianchi