RONDA xtratech
4220.B
4.4 mm
12½''', 28.00 mm
Multifunction
Second time zone
Big date
Product Informations
Product Specifications
| Type | Analog quartz movement |
|---|---|
| Line | xtratech |
| Caliber | 4220.B |
| Size | 12½''' |
| Version Swiss Made | 7 jewels / gold plated |
| Standard battery life | 54 months |
| Standard hand fitting height | 2 |
Functions
| Multifunction |
| Second time zone |
| Big date |
| Small second |
| 2 hands |
Features
Repairable metal watch movement |
Very easy handling by one pusher |
Big date with quick change |
Power saving mechanism with pulled out stem: Reduction of consumption approximately 70% |
Specifications
Technical Specifications
| Diameter Total | 28.60 mm |
|---|---|
| Case fitting | 28.00 mm |
| Movement height | 4.40 mm |
| Height over standard battery | 4.40 mm |
| Movement rest | 0.60 mm |
| Height over stem | 1.90 mm |
| Length of stem travel | 0.90 mm |
| Stem thread | 0.90 mm |
| Useful torque second – typical | 6 μNm |
|---|---|
| Useful torque minute – typical | 300 μNm |
| Operating temperature | 0 - 50 °C |
| Instantaneous rate | -10/ +20 sec/month |
| Resistance to magnetic fields | 18.8 Oe |
| Resistance against shock | NIHS 91-10 |
Battery Specifications
| Standard battery | No. 395 |
|---|---|
| Standard battery life | 54 months |
| Battery voltage | 1.5 V |
| Current consumption – typical | 1.32
μA
(Date Mechanism not in Gear) |
| Current consumption – maximum | 1.65
μA
(Date Mechanism not in Gear) |
Technical documents
Watch production
| Drawing Casing ring | |
|---|---|
| Drawing Dial | |
| Drawing Hand fitting | |
| Drawing Stem | |
| Casing information |
User's manual
| User's manual | PDF with folding marks |
|---|
Watch repairs
| Technical instruction | TI_4220.Bas of code N TI_4220.Bup to code M |
|---|
Movement holders
Movement holders
Movement holder for hand setting
 |
| H 5XXX.1A |
Movement holder for stem removal
 |
| H 5XXX.1T |
Various info
Various info
Product Symbol
 |
| 4220.B |
Big date
