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CAUTION : IF THE CROWN IS NOT PRESSED IN PROPERLY, THE WATCH IS NO 
LONGER WATERPROOF AND THE MOVEMENT CAN BE SERIOUSLY DAMAGED!

10

20

30

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2

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10

15

60

30

45

23

Description of the display and control buttons

Control buttons

Push button A

Crown

Push button B

23

Display elements

Second hand

Minute hand

Hour hand

Second counter

Minute counter

Hour counter

(only 5030.D)

Date 5021.B

Date 5030.D

4

6

8

10

20

30

12

2

4

6

8

10

15

60

30

45

23

10

20

30

12

2

4

6

8

10

15

60

30

45

23

Chronograph:

Accumulated timing

Example:

Start: (start timing)
Stop:

(e.g. 15 min sec following  )

Restart: (timing is resumed)

*

Stop:

(e.g. 5min 12 sec following  )

=

20 min 17 sec

(The accumulated measured time is shown)

Reset:

The chronograph hands are returned

to their zero positions.

Please note:

* Following  , the accumulation of the 

timing can be continued by pressing push-

button A

(Restart / Stop, Restart / Stop, …).

10

20

30

12

2

4

6

8

10

15

60

30

45

23

10

20

30

12

2

4

6

8

10

15

60

30

45

23

Chronograph:
Intermediate or interval timing

Example:

Start: (start timing)

Display interval:

e.g. 

20 minutes 17 seconds

 (timing  

continues in the background)

Making up the measured time:

(The chronograph hands are quickly

advanced to the ongoing measured time.)

Stop: (Final time is displayed)
Reset:

The chronograph hands are returned to 

their zero position.

Please note:

* Following  , further intervals or inter-

mediates can be displayed by pressing

push-button B

(display interval / make up

measured time, ...).

*

10

20

30

12

2

4

6

8

10

15

60

30

45

I

II

III

23

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30

12

2

4

6

8

10

15

60

30

45

23

III

Adjusting the chronograph

hands to zero position

Example: 

One or several chronograph hands are not in

their correct zero positions and have to be

adjusted (e.g. following a battery change).

Pull out the crown to position III (all 

chronograph hands are in their correct or

incorrect zero position).

Keep push-buttons A and B depressed

simultaneously for at least 2 seconds

(the second counter hand rotates by 

360°

corrective mode is activated).

 

Adjusting the second counter hand

A

A

1 x short

long

Single step

Continuous 

Adjusting the next hand  B

Adjusting the next hand  B

Returning the crown to position I
Termination of the chronograph hands adjustment

(can be carried out at any time).

III

I

II

A

B

A

A

B

A

A

1 x short

long

Single step

Continuous

A

A

1 x short

long

Single step

Continuous

Adjusting the hour counter hand at 5030.D (position 6h)

Adjusting the minute counter hand (position 9h)

I

II

III

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20

30

12

2

4

6

8

10

15

60

30

45

23

I

II

III

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20

30

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2

4

6

8

10

15

60

30

45

23

Setting the time

*Pull out the crown to position III 

(the watch stops).

Turn the crown until you reach the correct

time 8:45.

*Push the crown back into position I.

Please note:

* In order to set the time to the exact second,

must be pulled out when the second hand

is in position «60». 

Once the hour and minute hands have been

set, 

must be pushed back into position I at

the exact second.

I

II

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30

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6

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15

60

30

45

31

I

II

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20

30

12

2

4

6

8

10

15

60

30

45

 

1

Setting the date (quick mode)

Pull out the crown to position II (the watch

continues to run).

Turn the crown until the correct 

date 

appears.

Push the crown back into position I.

1

Please note:

During the date changing phase between 

approx. 9 PM and 12 PM; the date must be 
set to the date of the following day. 

I

II

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20

30

12

2

4

6

8

10

15

60

30

45

17

I

II

10

20

30

12

2

4

6

8

10

15

60

30

45

 3

Setting the date/time 

following a battery change

Example:

– Date / time on the watch:

/ 1:25 AM

– Present date / time:

/ 8:30 PM

Pull out the crown to position II 

(the watch continues to run).

Turn the crown until yesterday’s date

appears

.

3

17

4

30

15

60

45

*

*

Pull out the crown to position III 

(the watch stops).

B

B

B

B

B

B

B

B

B

B

B

B

B

A

A

A

A

A

A

A

A

A

A

A

A

A

01

05

02

06

03

07

08

10

20

30

12

2

4

6

8

10

15

60

30

45

23

Description of the display and control buttons

Control buttons

Push button A

Crown

Push button B

23

Display elements

Second hand

Minute hand

Hour hand

Second counter

Minute counter

Hour counter

(only 5030.D)

Date 5021.B

Date 5030.D

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20

30

12

2

4

6

8

10

15

60

30

45

23

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20

30

12

2

4

6

8

10

15

60

30

45

23

Chronograph: Basic function

(Start / Stop / Reset)

Example: 

Start: Press push-button A.

Stop:

to stop the timing, press push-

button A once more and read the 

chronograph hands: 

1h / 20min / 38 sec.

Zero positioning:

Press push-button B

(The chronograph hands will be reset 

to their zero positions.)

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20

30

12

2

4

6

8

10

15

60

30

45

23

10

20

30

12

2

4

6

8

10

15

60

30

45

23

Chronograph:

Accumulated timing

Example:

Start: (start timing)
Stop:

(e.g. 15 min sec following  )

Restart: (timing is resumed)

*

Stop:

(e.g. 5min 12 sec following  )

=

20 min 17 sec

(The accumulated measured time is shown)

Reset:

The chronograph hands are returned

to their zero positions.

Please note:

* Following  , the accumulation of the 

timing can be continued by pressing push-

button A

(Restart / Stop, Restart / Stop, …).

Chronograph:
Intermediate or interval timing

Example:

Setting the time

*Pull out the crown to position III 

RONDA startech – Movement Cal. 5030.D & 5021.D

User’s Manual English

You have decided to buy a watch, which was assembled by a watch- 

maker using a Ronda movement. Please note that no watches are   

produced or distributed under the Ronda brand.

In  case  of  repairs,  guarantee  claims  and  questions  concerning 

the  functioning  of  a  watch,  purchasers  and  consumers  should 

contact  their  retailer  or  the  watch  manufacturer,  for  which  the 

relevant  information  can  be  found  in  the  sales  or  guarantee   

documentation provided with the watch.

B

B

B

B

A

A

A

A

A

A

01

05

06

10

20

30

12

2

4

6

8

10

15

60

30

45

23

Description of the display and control buttons

Control buttons

Push button A

Crown

Push button B

23

Display elements

Second hand

Minute hand

Hour hand

Second counter

Minute counter

Hour counter

(only 5030.D)

Date 5021.B

Date 5030.D

4

6

8

10

20

30

12

2

4

6

8

10

15

60

30

45

23

10

20

30

12

2

4

6

8

10

15

60

30

45

23

Chronograph:

Accumulated timing

Example:

Start: (start timing)
Stop:

(e.g. 15 min sec following  )

Restart: (timing is resumed)

*

Stop:

(e.g. 5min 12 sec following  )

=

20 min 17 sec

(The accumulated measured time is shown)

Reset:

The chronograph hands are returned

to their zero positions.

Please note:

* Following  , the accumulation of the 

timing can be continued by pressing push-

button A

(Restart / Stop, Restart / Stop, …).

10

20

30

12

2

4

6

8

10

15

60

30

45

23

10

20

30

12

2

4

6

8

10

15

60

30

45

23

Chronograph:
Intermediate or interval timing

Example:

Start: (start timing)

Display interval:

e.g. 

20 minutes 17 seconds

 (timing  

continues in the background)

Making up the measured time:

(The chronograph hands are quickly

advanced to the ongoing measured time.)

Stop: (Final time is displayed)
Reset:

The chronograph hands are returned to 

their zero position.

Please note:

* Following  , further intervals or inter-

mediates can be displayed by pressing

push-button B

(display interval / make up

measured time, ...).

*

10

20

30

12

2

4

6

8

10

15

60

30

45

I

II

III

23

10

20

30

12

2

4

6

8

10

15

60

30

45

23

III

Adjusting the chronograph

hands to zero position

Example: 

One or several chronograph hands are not in

their correct zero positions and have to be

adjusted (e.g. following a battery change).

Pull out the crown to position III (all 

chronograph hands are in their correct or

incorrect zero position).

Keep push-buttons A and B depressed

simultaneously for at least 2 seconds

(the second counter hand rotates by 

360°

corrective mode is activated).

 

Adjusting the second counter hand

A

A

1 x short

long

Single step

Continuous 

Adjusting the next hand  B

Adjusting the next hand  B

Returning the crown to position I
Termination of the chronograph hands adjustment

(can be carried out at any time).

III

I

II

A

B

A

A

B

A

A

1 x short

long

Single step

Continuous

A

A

1 x short

long

Single step

Continuous

Adjusting the hour counter hand at 5030.D (position 6h)

Adjusting the minute counter hand (position 9h)

I

II

III

10

20

30

12

2

4

6

8

10

15

60

30

45

23

I

II

III

10

20

30

12

2

4

6

8

10

15

60

30

45

23

Setting the time

*Pull out the crown to position III 

(the watch stops).

Turn the crown until you reach the correct

time 8:45.

*Push the crown back into position I.

Please note:

* In order to set the time to the exact second,

must be pulled out when the second hand

is in position «60». 

Once the hour and minute hands have been

set, 

must be pushed back into position I at

the exact second.

I

II

10

20

30

12

2

4

6

8

10

15

60

30

45

31

I

II

10

20

30

12

2

4

6

8

10

15

60

30

45

  1

Setting the date (quick mode)

Pull out the crown to position II (the watch

continues to run).

Turn the crown until the correct 

date 

appears.

Push the crown back into position I.

1

Please note:

During the date changing phase between 

approx. 9 PM and 12 PM; the date must be 
set to the date of the following day. 

I

II

10

20

30

12

2

4

6

8

10

15

60

30

45

17

I

II

10

20

30

12

2

4

6

8

10

15

60

30

45

 3

Setting the date/time 

following a battery change

Example:

– Date / time on the watch:

/ 1:25 AM

– Present date / time:

/ 8:30 PM

Pull out the crown to position II 

(the watch continues to run).

Turn the crown until yesterday’s date

appears

.

3

17

4

30

15

60

45

*

*

Pull out the crown to position III 

(the watch stops).

B

B

B

B

B

B

B

B

B

B

B

B

B

A

A

A

A

A

A

A

A

A

A

A

A

A

01

05

02

06

03

07

08

4

6

8

Adjusting the second counter hand

A

A

1 x short

long

Single step

Continuous 

Adjusting the next hand  B

Adjusting the next hand  B

Returning the crown to position I
Termination of the chronograph hands adjustment

(can be carried out at any time).

III

I

II

A

B

A

A

B

A

A

1 x short

long

Single step

Continuous

A

A

1 x short

long

Single step

Continuous

Adjusting the hour counter hand at 5030.D (position 6h)

Adjusting the minute counter hand (position 9h)

4

6

8

During the date changing phase between 

approx. 9 PM and 12 PM; the date must be 
set to the date of the following day. 

I

II

10

20

30

12

2

4

6

8

10

15

60

30

45

17

I

II

10

20

30

12

2

4

6

8

10

15

60

30

45

 

3

Setting the date/time 

following a battery change

Example:

– Date / time on the watch:

/ 1:25 AM

– Present date / time:

/ 8:30 PM

Pull out the crown to position II 

(the watch continues to run).

Turn the crown until yesterday’s date

appears

.

3

17

4

I

II

III

10

20

30

12

2

4

6

8

10

15

60

30

45

  

3

I

II

III

10

20

30

12

2

4

6

8

10

15

60

30

45

  

4

*

*

Pull out the crown to position III 

(the watch stops).

**

Turn the crown until the correct date

appears.

**Continue to turn the crown until the 

correct time 8:30 PM appears.

**

Push the crown back into position I.

4

Please note:

*

*

To set your watch to the exact second,

please refer to the chapter entitled «setting

the time».

**Please observe the AM/PM clock rhythm.

03 / 2019

Battery type: 395 / SR927SW

Accuracy: +20 / -10 seconds per month

B

B

B

B

B

B

A

A

A

A

03

04

08

10

20

30

12

2

4

6

8

10

15

60

30

45

23

Description of the display and control buttons

Control buttons

Push button A

Crown

Push button B

Display elements

Second hand

Minute hand

Hour hand

Second counter

Minute counter

Hour counter

(only 5030.D1)

Date 5030.D1

01

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