RealtyLens
for saleRealtyLens property overview
$1,699,000

170 E 77th St Apt 7G

Manhattan, NY, 10075
View more Manhattan, NY property pages
2Beds
2Baths
1,282Sqft
$1325$/sqft

Listing Notes

Triple mint two bedroom, two bathroom condo at the Diamond House. This spacious, just renovated and never lived home has a gracious art deco floor plan which includes a raised dining area leading to a sunken living room with sunny Southern exposures. The top-of-the-line finishes include new casement windows, gorgeous rich hardwood floors, a windowed kitchen with stone countertops and backsplashes along with Thermador appliances central air conditioning, marble bathrooms with Waterworks fixtures, great closets and a washer/dryer. The Diamond House is a full service condominium centrally located on East 77th Street off Lexington, close to the subway, cross-town bus and the Upper East Side's finest dining and boutiques. Building amenities include a wonderful landscaped roof deck, sky-lit gym and private storage spaces available for sale. Sponsor Sale, Buyers pays NYC and State transfer taxes of 1.825 percent of sale price. Offering plan file No CD-050469. There is an ongoing capital contribution of $181.84/mo and an assessment of $204.98/mo through 12/25. There is no board package!

Market Insights

Near nearby median-4.4%

$1325/sqft vs a nearby median of $1386/sqft.

Nearby median$1386/sqft
Nearby properties12
Property size1,282 sqft
  • -4.4% versus the nearby median price per square foot.
  • Price history is limited, so current comps matter more than trend alone.
  • 1,282 sqft creates a usable price-per-square-foot read.

Pricing Read

Yardstick fair value$1.81M$1.68M$1.96M · 63% confidence
vs ask $1.70M−$116k (−6.8%)

Asking price is about 6.8% below the fair value — likely to draw competing offers if it's still on market.

$1,349/sqft median across 3 tight comps × 1,282 sqft= $1.73M
  • Transit access+$69k +4.0%
  • Days-on-market gravity−$52k −3.0%
  • Pre-war character+$43k +2.5%
  • High-density walkability+$35k +2.0%
  • Visible condition issues−$9k −0.5%
Cumulative NYC adjustments+$86k+5.0%

Property Read

FreshnessVerification recommended

The page is useful for research, but the status and price should be verified before acting.

Market Position-4.4% vs nearby

The property is close to nearby price-per-square-foot levels, so the decision will likely come down to condition and layout.

Price MovementInitial price point

Price history is still limited; review again as more market activity becomes available.

Diligence Read2 items to check
AI ReadinessReady to analyze
Assistant read

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Generated from the facts shown on this page and nearby market data. Not a professional appraisal.

Listing Details

Days on market
560 days
Last price change
No change recorded
Listed
Oct 29, 2024
Photos
12 photos
Property type
condos
Status
for sale

Features & Amenities

DoormanElevatorPets AllowedTwo Or More StoriesGarage 1 Or MoreFloor Plan

Photos

Building Facts

Year built
1940
Stories
10
Total units
85
Residential units
53
Building area
2.13 ac
Lot size
12,750 sqft
Land use
Mixed residential and commercial buildings
Building class
RM

From NYC public records where available.

Price History

May 4, 2026Initial record
$1,699,000for sale

You can also find this listing on StreetEasy.

Listing data sourced from streeteasy.com. RealtyLens enriches and contextualises it for you, but the original listing lives on the source.