The Da Vinci Perpetual Calendar reference IW9253-01 features a polished yellow gold case paired with a white dial. Introduced in 1985 with the reference 3750, this iconic perpetual calendar module became a industry-standard complication used across various IWC and JLC collections.
Movement Type
Automatic Chronograph
Caliber
79261Jewels
39
Reserve
44
Frequency
21600
Hands
Small Seconds
Shape
Round
Lug Distance
19.00 mm
Material
Yellow Gold
Glass
Plexi
Thickness
14.30 mm
Diameter
39.00 mm
Water Resistance
30.00 m
Dial Color
White
Material
White
Buckle
German