What are the most expensive sales transactions in Jalan Damai?

For the most expensive sales transactions in Jalan Damai, based on the recent data, here are the highlights:

- At 665 Jalan Damai, the highest sale price recorded in the last 12 months was S$1,039,000.
- At 668 Jalan Damai, the highest sale price in the same period was S$940,000.
- At 667 Jalan Damai, there was a sale recorded at S$865,000, though this appears to be a singular transaction at this price point.

Therefore, the most expensive sale transaction in Jalan Damai within the last 12 months was S$1,039,000 at 665 Jalan Damai.