Description

Details

IWC - IW3730-19

Portofino Lady Chronograph MecaQuartz Stainless Steel / Yellow Gold / Black / Alligator

Brand:	IWC
Family:	Portofino
Reference:	IW3730-19(aka: IW373019)
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 IW3730-19 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