Portugieser Perpetual Calendar Tourbillon IW504504

Portuguese Perpetual Calendar Tourbillon IW504504

45mm, Blue/arabic
undefined
IWC
IWC
Dial Color
Blue
Dial characteristics
Arabic
Case material
18 ct Armor GoldĀ®
Bracelet material
Leather
Bracelet Type
Strap
Glass
Sapphire crystal
Case diameter
45mm
Case thickness
15.2mm
Weight
About 161.5g
Waterproof
30m
Bezel Material
18 ct Armor GoldĀ®
Movement
Self winding
Caliber
51950
Frequency
19, 800 vibrations
Power reserve
About 168 hours
The epitome of pilot watches IWC
Big Pilot and Mark Series
Royal oak Review of 56175TT
Me and my watch (4)
Alchemy of Time
Brand Story Told Through Materials
Jaeger LeCoultre Reverso
Watchmaker's Watchmaker
What is the watch diameter like these days?
After every rise comes a fall.
Ah, lang und sinne A. Lange
The German watch giant wakes up.
higher, further sky dweller
From the birth of Sky Dweller to the present
Rolex Explorer 1 A thorough comparison
Explorer's Past and Present
Gerald Gentawa Royal Oak
father of watch design
The new Daytona Is this really new?
Comparison with previous Daytona works