C to RET Converter
Quick answers
Selected conversion
The selected date and time will appear here when the converter loads.
C and RET examples
These examples always use C (UTC+3) and RET (UTC+4). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
C is 1 hour behind RET.
How the time difference changes
C is 1 hour behind RET year-round.
Working hours of 9:00 am to 5:00 pm in C correspond to 10:00 am to 6:00 pm in RET.
Compare C time with RET time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Charlie Time Zone is 1 hour behind Reunion Time
3:00 pm15:00 in C is 4:00 pm16:00 in RET
C to RET call time
Best time for a conference call or a meeting is between 9am-4pm in C which corresponds to 10am-5pm in RET
3:00 pm15:00 Charlie Time Zone (C). Offset UTC +3:00 hours
4:00 pm16:00 Reunion Time (RET). Offset UTC +4:00 hours
3:00 pm15:00 C / 4:00 pm16:00 RET
| C | RET |
|---|---|
| 12am (midnight) | 1am |
| 1am | 2am |
| 2am | 3am |
| 3am | 4am |
| 4am | 5am |
| 5am | 6am |
| 6am | 7am |
| 7am | 8am |
| 8am | 9am |
| 9am | 10am |
| 10am | 11am |
| 11am | 12pm (noon) |
| 12pm (noon) | 1pm |
| 1pm | 2pm |
| 2pm | 3pm |
| 3pm | 4pm |
| 4pm | 5pm |
| 5pm | 6pm |
| 6pm | 7pm |
| 7pm | 8pm |
| 8pm | 9pm |
| 9pm | 10pm |
| 10pm | 11pm |
| 11pm | 12am (midnight) |
| 00:00 | 01:00 |
| 01:00 | 02:00 |
| 02:00 | 03:00 |
| 03:00 | 04:00 |
| 04:00 | 05:00 |
| 05:00 | 06:00 |
| 06:00 | 07:00 |
| 07:00 | 08:00 |
| 08:00 | 09:00 |
| 09:00 | 10:00 |
| 10:00 | 11:00 |
| 11:00 | 12:00 |
| 12:00 | 13:00 |
| 13:00 | 14:00 |
| 14:00 | 15:00 |
| 15:00 | 16:00 |
| 16:00 | 17:00 |
| 17:00 | 18:00 |
| 18:00 | 19:00 |
| 19:00 | 20:00 |
| 20:00 | 21:00 |
| 21:00 | 22:00 |
| 22:00 | 23:00 |
| 23:00 | 00:00 |
Charlie Time Zone
Offset: C is 3 hours ahead Greenwich Mean Time (GMT) and is used in Military
Daylight Saving: Clocks in Charlie Time Zone (C) do not change for daylight saving time, so C stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.
C representations, usage and related time zones
- +03 - basic short
- +0300 - basic
- +03:00 - extended
- +0300 - sign character (+) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates an offset of three hours to the east of the zero meridian.
- Charlie - Military abbreviation for C
- C - short form of 'Charlie'
- EEST - Eastern European Summer Time
- MSK - Moscow Standard Time
- AST - Arabia Standard Time
- C - Charlie Time Zone
- EAT - Eastern Africa Time
- FET - Further Eastern European Time
- IDT - Israel Daylight Time
- TRT - Turkey Time
Reunion Time
Offset: RET is 4 hours ahead Greenwich Mean Time (GMT) and is used in Africa
Countries using this time zone: Réunion
Principal Cities: The largest city in the RET time zone is Saint Denis in Reunion, with about 154,765 people. Other major cities in this time zone include Saint Paul, Saint Pierre, Le Tampon, Saint Andre.
Daylight Saving: Clocks in Reunion Time (RET) do not change for daylight saving time, so RET stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

RET representations, usage and related time zones
- +04 - basic short
- +0400 - basic
- +04:00 - extended
- +0400 - sign character (+) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates an offset of four hours to the east of the zero meridian.
- Delta - Military abbreviation for RET
- D - short form of 'Delta'
- KUYT - Kuybyshev Time
- MSD - Moscow Daylight Time
- SAMT - Samara Time
- AMT - Armenia Time
- AZT - Azerbaijan Time
- D - Delta Time Zone
- GET - Georgia Standard Time
- GST - Gulf Standard Time
- MUT - Mauritius Time
- RET - Reunion Time
- SCT - Seychelles Time
