Additional information
| Brand: | IWC |
|---|---|
| Family: | Portofino |
| Reference: | IW3730-17(aka: IW373017) |
| Name: | Portofino Lady Chronograph MecaQuartz Stainless Steel / Yellow Gold / Black / Alligator |
| Produced: | 1988 - 1996 |
| Limited: | No |
Case
| Materials: | Yellow gold, Stainless Steel |
|---|---|
| Glass: | Sapphire |
| Back: | Closed |
| Shape: | Round |
| Diameter: | 29.00 mm |
| Height: | 7.90 mm |
| Lug Width: | 16.00 mm |
| W/R: | 30.00 m |
Dial
| Color: | Black |
|---|---|
| Indexes: | Stick / Dot |
| Hands: | Stick |
Description
The IWC Portofino Lady Chronograph IW3730-17 has a stainless steel & yellow gold case with a diameter of 29.00mm, which holds the 'MecaQuartz' caliber 631 chronograph movement. The dial is Black.
Movement
The JLC caliber 631 'Mecaquartz' caliber is a movement with a quartz base powering a mechanical chronograph; it has a total of 233 parts and can be considered quite complicated. It was most notably used by JLC itself and IWC.
| Type: | Quartz |
|---|---|
| Brand: | Jaeger-LeCoultre |
| Caliber: | 631 |
| Display: | Analog |
| Diameter: | 23.15 mm |
| Jewels: | 25 |
| Time: | Hours, Minutes, Small Seconds |
| Date: | Date |
| Chronograph: | Chronograph |
More watches using the Jaeger-LeCoultre 631 caliber

