
Royal Silk Class (Super Diamond)
There are 4 versions of Thai Airways A350-900 business class
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4 seats per row · Lie-flat
33 reverse-herringbone Super Diamond seats in 1-2-1
More ways to identify the seat
- Angled seat shells with a console beside each seat
- No closing suite doors
Where to fly this cabin
- 22%
Bangkok and Munich
BKK – MUCEstimated
- 22%
Bangkok and Sydney
BKK – SYDEstimated
- 6%
Bangkok and Singapore
BKK – SINEstimated
How these shares are calculated
Shares combine aircraft mix and cabin assignments across both directions of a route. Observed aircraft mix uses up to 84 days of flights; cabin assignments use six months of tail history or fleet estimates. Aircraft and cabin versions can change before departure, so check the airline’s seat map.
See which cabin is on your flight
Search by flight number or origin and destination to check the cabin options for your trip.
Check your flight →Thai Airways' Super Diamond A350-900 Royal Silk cabin has lie-flat seats angled away from the aisle. Every passenger has direct aisle access, with individual shells providing separation without closing doors. This is a different layout from the paired Journey seats on other Thai A350s.
Cabin Highlights
- ✓33 reverse-herringbone Super Diamond seats in 1-2-1
- ✓Direct aisle access at every seat
- ✓Estimated seated width approximately 58.4 cm
- ✓Approximately 186.69 cm flat bed
Seat Dimensions
Strategic Seating
- Choose a window seat for an outside view, or a center pair when traveling together.
- Seats next to galley and lavatory entrances may have more passing traffic.
External Sources
More from Thai Airways
Royal Silk Class (33-seat staggered)Business · Airbus A350-900 (359)8.8
Royal Silk Class (32-seat staggered)Business · Airbus A350-900 (359)8.4
Royal Silk ClassBusiness · Boeing 777-300ER (77W)7.8
Royal Silk Class (Jamco Journey)Business · Airbus A350-900 (359)6.4
Royal Silk Class (recliner)Business · Airbus A320 (320)4.2

