Phrom Phong
In this building · The Diplomat 39
The Diplomat 39 is a condominium project, developed by KPN Group Corporation, located at 7 Soi Sukhumvit 39, Khlong Toei Nuea, Watthana, Bangkok. Construction of The Diplomat 39 was completed in 2019. The development comprises 1 building(s), with 31 floors and 156 units.
A 2019 Raimon Land boutique high-rise three minutes' walk from BTS Phrom Phong and EmQuartier, The Diplomat 39 targets the upper end of the market with a tightly held 156-unit count. Its scarcity, prime Soi 39 position and developer pedigree underpin premium pricing and strong resale demand.
Area gross yield: ≈3.5–4.5% · Resale price/sqm: ฿250,000–฿320,000 (indicative — confirm current figures before you buy)
Sukhumvit 39 is one of Phrom Phong's most prestigious sois, lined with fine dining, international schools and clinics, steps from EmQuartier and The Emporium. The Diplomat 39 sits near the mouth of the soi, a short walk to the BTS.
Explore the Phrom Phong neighbourhood guideYes — a foreigner can own a unit at The Diplomat 39 in their own name, provided the building stays within the 49% foreign-ownership quota set by Thailand's Condominium Act. Purchase funds must be remitted into Thailand in foreign currency and supported by a Foreign Exchange Transaction (FET) form at the Land Office.
Read the full property law & tax guideAgainst the much larger Park Origin Phromphong nearby, The Diplomat 39 is a boutique, lower-density building; buyers choosing it prioritise exclusivity and a prime Soi 39 address over Park Origin's scale, amenities and unit choice.
Compare with Park Origin Phromphong0.3 km to BTS Phrom Phong
Notable places within walking distance of The Diplomat 39, grouped by how close they are.
Straight-line distances from Google Places · updated 2026-06-29.
Aggregated from every live The Diplomat 39 listing on PropertySights — the whole building, not a sample.
Computed only from units listed for BOTH sale and rent, so the rent and the price describe the same apartment.
| Unit type | Live listings | Size | Sale ฿/m² | Median rent | Phrom Phong average |
|---|---|---|---|---|---|
| 1-bed | 24 | 54–64 m² | ฿255,556 | ฿52,000 | ฿38,850 |
| 2-bed | 24 | 74–93 m² | ฿305,195 | ฿80,000 | ฿62,297 |
As of 2026-08-07, from 52 live PropertySights listings at The Diplomat 39. Figures are medians and move with inventory.
How The Diplomat 39 stacks up against the most active buildings in Phrom Phong — completion year, price ranges, size and live availability, side by side.
| Project | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
|---|---|---|---|---|---|---|
| Completion year | 2019 | 1998 | 2019 | 2010 | 2011 | 2013 |
| Sale price | ฿13.8M–฿55M | ฿5.9M–฿25M | ฿5.09M–฿14M | ฿9M–฿59.5M | ฿10.7M–฿34.8M | ฿4.9M–฿40M |
| Monthly rent | ฿45K–฿180K | ฿25K–฿110K | ฿22K–฿99K | ฿27K–฿160K | ฿35K–฿140K | ฿24K–฿130K |
| Floors | 31 | 46 | 51 | 42 | 36 | 46 |
| Total units | 156 | 538 | 940 | 361 | 292 | 402 |
| Units for sale | 16 | 9 | 20 | 15 | 14 | 14 |
| Units for rent | 51 | 75 | 61 | 59 | 57 | 51 |
| Nearest BTS / MRT | BTS Phrom Phong · 300 m | BTS Phromphong · 600 m | BTS Phrom Phong · 1.4 km | BTS Phrom Phong · 900 m | BTS Phromphong · 800 m | BTS Phrom Phong · 900 m |
| At a glance | — | Older, larger, ~57% cheaper to buy, more rentals available | larger, ~63% cheaper to buy, more rentals available | Older, larger, ~35% cheaper to buy, more rentals available | Older, larger, ~22% cheaper to buy, more rentals available | Older, larger, ~64% cheaper to buy |
Live figures from PropertySights listings in Phrom Phong, refreshed regularly.
Phrom Phong is one of central Bangkok's most sought-after neighbourhoods. Condos sell for an average of ฿187,502/m² (฿45,267–฿1,010,309/m²), a typical unit rents for about ฿68,316/month and 1405 listings are available across 147 projects.