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Data last updated 29 Sept 2026, 00:22.

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DDproperty

The Diplomat 39All units in this condo →

Watthana, Khlong Tan Nua · Google Maps
฿49,000,000฿298,780 / m²Good price
3 beds3 baths
฿49,000,000
฿298,780 / m²
View on DDproperty
OverviewPriceCosts & returnsLocationBuildingSimilar

Price comparisonEstimated from other current listings, not a valuation — just a signal.Typical range (25th–75th percentile) of comparable listings, per m²

Good price

14% below the median price/m² of 34 comparable listings in this condo.

This listing
฿49,000,000
164 m² · ฿298,780/m²
At the median for 164 m²
฿57,171,053
฿8,171,053 less than the median
Typical range for this size
฿53,000,000 – ฿63,590,556
Comparables' median asking price: ฿55,000,000

Rental estimate & yieldGross yield = estimated rent × 12 ÷ asking price, before common fees, taxes, vacancy and agent fees. Asking rents, not signed contracts.

Based on 34 rentals in this condo: median ฿1,119/m² per month × 164 m².

Estimated rent
฿183,582/mo
฿150,463 – ฿194,210/mo
Gross yield
4.5%
3.7% – 4.8%
Median rent of comparables
฿160,000/mo
34 rentals, any size
Rentals of similar size
  • ฿150,000/mo·164 m²·
More details

Address

Subdistrict
Khlong Tan Nua
Address
18 Soi Sukhumvit 39, Sukhumvit Road, Khlong Tan Nua, Watthana, Bangkok
Nearest transit
240 m (3 min) from E5 Phrom Phong BTS
Coordinates
13.73148, 100.57081 (approx.)

Listing history

Listing ID
DDproperty #60136989
Posted at
28 Sept 2026
First seen
26 Sept 2026, 20:16
Last seen
29 Sept 2026, 00:20
Raw JSON
164 m²
Condo
฿49,000,000
Good price
฿298,780 / m²
DDproperty
View on DDproperty
Listed by
Sirirut Havee Akehurst
Sirirut Havee Akehurst✓
The Bangkok Residence
Agent pageContact on DDproperty ↗
Listed by
Sirirut Havee Akehurst
Sirirut Havee Akehurst✓
The Bangkok Residence
Agent pageContact on DDproperty ↗
This listing ฿298,780Median ฿348,604฿323,171 – ฿387,747
Similarly priced nearby
  • ฿49,000,000·164 m²·฿298,780/m²·3 beds
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  • ฿52,990,000·164 m²·฿323,110/m²·3 beds
  • ฿53,000,000·164 m²·฿323,171/m²·3 beds
  • ฿53,000,000·164 m²·฿323,171/m²·3 beds
  • ฿53,000,000·164 m²·฿323,171/m²·3 beds
3 beds
  • ฿130,000/mo·164 m²·3 beds
  • ฿220,000/mo·164 m²·3 beds
  • ฿210,000/mo·164 m²·3 beds
  • ฿149,000/mo·165 m²·3 beds
  • ฿160,000/mo·160 m²·3 beds
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    1. Home
    2. For sale
    3. Watthana
    4. The Diplomat 39
    5. The Diplomat 39, bangkok
    For sale

    Source details

    Recency
    Listed on Sep 28, 2026 (16h ago)
    Developer
    Sirirut Havee Akehurst
    Agency
    The Bangkok Residence
    For sale

    Cost of buying

    Land Office fees and taxes on top of the price. An estimate: the exact amounts are set by the Land Office on transfer day.

    Official appraisal
    ฿260,000/m² × 164 m² = ฿42,640,000
    Treasury Department appraisal, building median (฿232,100–฿281,700/m² by floor) · Registered as: เดอะ ดิ โพลแมท 39
    Asking price is 1.15× the official appraisal
    Valid until 31 Dec 2026 (the next appraisal cycle starts in 2027). Source: Treasury Department (assessprice.treasury.go.th)
    Transfer fee (2 % of appraisal)· split฿852,800
    Stamp duty (0.5 %)· seller฿245,000
    Withholding income tax· seller฿3,339,700
    You pay on top of the price฿426,400
    All-in for the buyer฿49,426,400
    Seller's taxes and fees฿4,011,100

    No fee relief: it needs price, appraisal and loan ≤ ฿7M.Taxes are the seller's by custom, but it's negotiable: some sellers ask for a price "net" of fees.Individual sellers: on the appraisal, less a deduction by years held, at progressive rates (max 20 % of the price). Companies: 1 %.Estimate for guidance only, not tax or legal advice. Rules as of September 2026.

    LocationApproximate: this source doesn't publish coordinates, so this is The Diplomat 39's location taken from other listings.

    Open in Google Maps
    • 166 m to BTS Phrom Phong
    • 1.2 km to BTS Thong Lo
    • 1.2 km to MRT Sukhumvit
    • 1.3 km to BTS Asok
    • 1.5 km to MRT Queen Sirikit National Convention Centre
    • 1.9 km to BTS Nana

    257 sale listings in a 158-unit building

    Net rental yieldWhat's left after the recurring costs of actually letting this unit out, on top of the rental estimate above.Vacancy assumes 30 days between tenants (default of 1 month — not enough history for this building yet).Estimate for guidance only: based on asking rents (not signed contracts) and simplified tax/fee rules. Not tax or investment advice.

    Estimated gross rent฿2,202,979
    Common area fee− ฿177,120
    Vacancy allowance− ฿181,067
    Letting agent fee (1 month/year)− ฿183,582
    Land & Building tax− ฿8,528
    Furnishing & maintenance allowance− ฿110,149
    Net annual income฿1,542,534
    Net yield
    3.1%
    2.5% – 3.3%
    vs. 4.5%% gross
    4.5%
    Total investment
    ฿49,426,400
    Price + ฿426,400 buyer's costs

    Cost of owning: ~฿14,760/mo common fee (฿90/m²/month)

    Key facts

    Price vs market
    14 % below market
    vs 34 similar units in this condo
    Net rental yield
    3.1% net yield
    4.5% gross before costs
    Buying costs
    ฿426,400
    Transfer fee & taxes, 50/50 split, cash
    Common fee
    ฿14,760/mo
    ฿90/m² per month
    Could rent for
    ฿183,582/mo
    4.5 % gross yield
    Project
    The Diplomat 39
    Built
    2019
    Floors
    31
    Units
    156
    Developer
    RAIMON LAND

    Building facilities24h security · CCTV · Clubhouse · Co-working space · Covered parking · Garden · Gym · Keycard access · Lift · Lounge · Parking · Reception · +1 more

    Flood risk:HighNearest: ถนนสุขุมวิท จากแยกอโศก ถึงสุขุมวิท 71 (flood-prone road segment) · ~166 mThis location is right next to a spot BMA has documented as flood-prone or flood-watch.1 documented spot within 300 m1 documented spot within 800 mPosition is this project's approximate location (median of nearby listings), not this exact unit.Based only on proximity to points BMA itself has flagged as flood-prone or flood-watch — not a hydrological model, and not the 2011 flood extent. A location with nothing nearby is not proven flood-safe: BMA's list covers the spots it chose to document, not a wall-to-wall survey. Source: Bangkok Metropolitan Administration, Department of Drainage and Sewerage (public map data)

    Commute to business hubsEstimated from OpenStreetMap rail lines, typical dwell/transfer times and walking speed — not a live timetable.Position is this project's approximate location; walking time is approximate too.

    • Asok / Sukhumvit
      Walk 3 min → BTS Phrom Phong → Asok / Sukhumvit (1 stop)
      ~8 min
    • Siam
      Walk 3 min → BTS Phrom Phong → Siam (5 stops)
      ~16 min
    • Silom
      Walk 3 min → BTS Phrom Phong → Silom (7 stops)
      ~20 min
    • Rama 9
      Walk 3 min → BTS Phrom Phong → MRT Sukhumvit → Rama 9 (3 stops)
      ~20 min
    • Sathorn
      Walk 3 min → BTS Phrom Phong → Sathorn (8 stops)
      ~22 min

    Other units in The Diplomat 39

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    32
    ฿23,500,000
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    27
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    2 beds · 80 m²
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    42
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    29
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    35
    ฿13,800,000
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    DDproperty
    UnitBedsBathsSizeFloorPricePrice/sqmPosted
    32
    The Diplomat 39, bangkok
    DDproperty
    		2276 m²—฿23,500,000
    ฿309,211
    28 Sept 2026
    27
    The Diplomat 39, bangkok
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    		2280 m²—฿25,000,000฿312,50028 Sept 2026
    28
    The Diplomat 39, bangkok
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    		1154 m²—฿18,529,700฿343,14328 Sept 2026
    28
    The Diplomat 39, bangkok
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    		33135 m²—฿52,700,000฿390,37028 Sept 2026
    44
    The Diplomat 39, bangkok
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    		2283 m²—฿24,750,000฿298,87728 Sept 2026
    28
    The Diplomat 39, bangkok
    DDproperty
    		2276 m²—฿28,500,000฿375,00028 Sept 2026
    35
    The Diplomat 39, bangkok
    DDproperty
    		1153 m²—฿16,100,000฿306,20028 Sept 2026
    42
    The Diplomat 39, bangkok
    DDproperty
    		34152 m²—฿55,000,000฿361,84228 Sept 2026
    36
    The Diplomat 39, bangkok
    DDproperty
    		2285 m²—฿24,800,000฿291,76528 Sept 2026
    29
    The Diplomat 39, bangkok
    DDproperty
    		1165 m²—฿19,500,000฿300,00028 Sept 2026
    33
    The Diplomat 39, bangkok
    DDproperty
    		34164 m²—฿53,000,000฿323,17128 Sept 2026
    35
    The Diplomat 39, bangkok
    DDproperty
    		1154 m²—฿13,800,000฿255,55627 Sept 2026
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale

    1 similar listingsSame project, beds, size and price, but the floor differs or is unknown — might be a different unit.

    ListingFloorAgentPostedPrice
    PropertyHub✨ Live Like Royalty | Super Luxury English-European Style Condo for Sell in Phrom Phong ✨↗
    		——22 Jun 2026฿49,000,000

    Price history

    Observed atPrice
    26 Sept 2026, 20:16฿49,000,000

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