Agent price guide record · Black Diamondz Property Concierge - Sydney
Courtney Wong
Across 4 sales with a published guide in the last two years, Courtney Wong's results landed on average 6.5% below the advertised guide. The typical distance between guide and result, in either direction, was 6.7%.
Only 4 sales with a published guide in the last two years. That is too few to rank against other agents, so treat these figures as indicative.
−6.5%below guide
Average result against advertised guide, the last two years.
Not ranked: too few sales with a published guide.
- Typical miss
- 6.7%either direction
- Sales with a guide
- 4the last two years
- Median sale price
- $3.38M
- Median days on market
- 14
- Sales recorded
- 4since 2025
Suburbs
Where they sell
| Suburb | Sales | Their avg gap | Suburb gap |
|---|---|---|---|
| Barangaroo | 2 | −3.8% below guide | — |
| Sydney | 2 | −9.2% below guide | −2.2% below guide |
Their average gap in each suburb, beside the median gap for all sales there. How this is measured
Sold
Recent results
| Property | Sold | Guide | Result | Gap |
|---|---|---|---|---|
| 35C/2 Watermans QuayUnit · Barangaroo | 27 Jan 2026— | $2.5MGuide midpoint | $2.3M | −8.0% below guide |
| 22B/161 Kent StUnit · Sydney | 9 Oct 2025— | $4.75MGuide midpoint | $4.45M | −6.3% below guide |
| 1909/28 Harbour StUnit · Sydney | 24 Sep 2025— | $2.5MGuide midpoint | $2.2M | −12.0% below guide |
| 15D/6 Watermans QuayUnit · Barangaroo | 12 Sep 2025— | $5MGuide midpoint | $5.03M | +0.5% above guide |
Explore
Suburb profiles
These figures measure how sale prices compared with advertised guides. A result above guide can reflect strong competition on the day as much as the guide itself. How this is measured