Overview
Siamese Gioia is an award-winning low-rise development that brings a sophisticated "Modern Contemporary" aesthetic to the heart of Sukhumvit 31. Completed in 2012 by Siamese Asset, the project consists of two 7-storey blocks housing 168 units. The architecture—designed by Somdoon Architects—focuses on a tropical micro-climate, utilizing a central atrium and glass roofing to promote natural airflow and day-lighting.
The project is famous for its eco-conscious design, specifically its "stack effect" ventilation and light-weight concrete fins that provide privacy while allowing for natural cooling. In 2026, it remains a highly sought-after residence for the Japanese expatriate community due to its location in "Japanese Town," its proximity to UFM Fuji Super, and its family-friendly facilities like the indoor kids' zone.
Developer
Siamese Asset PCL is known for high-quality, value-driven luxury projects that often feature unique architectural elements. Siamese Gioia was a recipient of the WAN Asia Awards (Shortlisted) and the ASA Citation Award for its innovative residential design. The building is managed by Siamese Property Service, with current common area maintenance (CAM) fees at ฿60 per sqm.
Location & Transit
| Station | Line | Distance | Mode |
|---|---|---|---|
| BTS Phrom Phong | Sukhumvit | 1.4km | Shuttle (6 min) |
| UFM Fuji Super | Retail | 150m | Walk (2 min) |
| SWU Campus | Education | 400m | Walk (5 min) |
Commute Logistics:
- The Shuttle Link: Given its deep-soi location, the project provides a complimentary shuttle service to transport residents to BTS Phrom Phong and the EmDistrict.
- Shortcut Access: Drivers have a significant advantage with the "back-route" access to Phetchaburi Road via Soi 38/1, allowing them to bypass the heavy Sukhumvit 31/39 traffic during rush hours.
- School Proximity: It is exceptionally located for families, with Anglo Singapore International School and IPC International Kindergarten essentially on the doorstep.
Building Facts
| Developer | Siamese Asset |
| Completed | 2012 |
| Floors | 7 |
| Units | 168 |
| Ownership | Freehold |
Unit Types
| Type | Size | Notes |
|---|---|---|
| 1 Bedroom | 42 - 54 sqm | Features floor-to-ceiling glass and airy layouts. |
| 2 Bedroom | 70 - 95 sqm | Most common for expats; includes separate dining areas. |
| 3 Bedroom | 120 - 168 sqm | Spacious family suites with unblocked garden views. |
| Duplex (1-3 BR) | 82 - 145 sqm | Features double-height living volumes and mezzanines. |
Facilities
The Courtyard Retreat: The ground floor is "lifted" to create a shaded, shared space that includes a Courtyard Swimming Pool and Water-scaping. This layout encourages natural cooling throughout the ground-level social areas.
Family & Lifestyle: Catering to its primary demographic, the project includes an Indoor Kids Zone, a Playground, and an on-site Café/Restaurant. The Rooftop Garden provides a quiet, green escape with views over the residential Phrom Phong skyline.
Wellness & Tech: Residents have access to a Fully Equipped Gym, Sauna, and Steam Rooms. The project also offers a strong parking ratio of 72%, which is high for a mid-rise project in this area.
Pros
- Award-Winning Design — Focus on natural ventilation and light.
- Japanese Hub — Steps from Fuji Super and top-tier Japanese dining.
- High Privacy — Low-density blocks with only 168 total units.
- Strong Investment Logic — High rental demand from the Japanese expat pool.
Cons
- Distance to BTS — Not walkable (1.4km); relies on the shuttle or taxis.
- No Pets — A strict no-pet policy is standard for the building.
- Deep Soi — Navigation can be tricky for first-time visitors or large delivery trucks.
The Bottom Line
In 2026, Siamese Gioia is the "Modern Haven" of Sukhumvit 31. It is the perfect choice for Japanese expatriates and families who value architectural quality, a quiet residential environment, and immediate access to Japanese amenities. If you prioritize a well-ventilated, low-density home over a high-rise at the station's edge, this remains one of the smartest and most livable choices in Watthana.