THE CONDO BOOK PROJECT

Diamond Condominium

170 East 77th Street, Manhattan, NY 10021

Overview

Units
72 residential · 4 commercial
Subway
1 min walk to 77 St 672 St Q, 8 min
Offering price
$100.5 million total

The sponsor of record is 170 East 77th Realty Group LLC, 170 East 77th 1 LLC, Et Al, represented by Smith, Gambrell & Russell, LLP. The sponsor has filed 18 amendments, the latest in August 2026. The nearest other condo plan on file is 177 East 77th Street Condominium, next door.

Plan CD050469 · Conversion · accepted Dec 1, 2006 · AG record ↗

Team

Sponsor
170 East 77th Realty Group LLC, 170 East 77th 1 LLC, Et Al

From our research: Do NYC Developers Rehire the Same Firms?

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