IWC Schaffhausen Ingenieur Perpetual CalendarvsMeia Lua Callisto
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.
Ingenieur Perpetual Calendar
Callisto
Diameter
41.6mm
42mm
Lug-to-Lug
n/a
48mm
Thickness
13.2mm
lowest
13.5mm
Water Resistance
100m
100m
Power Reserve
60h
highest
40h
MSRP
$44,000
$661
lowest
Movement
IWC Caliber 82xxx
Miyota 9122
Case
6 specsDiameter
41.6mm
42mm
Thickness
13.2mm
13.5mm
Lug-to-Lug
n/a
48mm
Lug Width
n/a
22mm
Material
Titanium
Stainless Steel
Finish
Titanium
n/a
Crystal & Dial
2 specsDial Color
Gray
n/a
Lume
None
Super-LumiNova
Movement
7 specsCaliber
IWC Caliber 82xxx
Miyota 9122
Beat Rate
28,800 vph
0 vph
Power Reserve
60h
40h
Jewels
46
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
Perpetual Calendar
None
Pricing
1 specsMSRP
$44,000
$661
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