Side by side
A. Lange & Söhne 1815 UpdownvsHamilton American Classic Intra-Matic Auto
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
1815 Updown39mm
American Classic Intra-Matic Auto40mm
Power Reserve
1815 Updown72h
American Classic Intra-Matic Auto80h
Water Resistance
1815 Updown30m
American Classic Intra-Matic Auto50m
MSRP
1815 Updown$39,600
American Classic Intra-Matic Auto$1,275
Full specifications
Case
8 specsDiameter
39mm
40mm
Thickness
8.7mm
10.95mm
Lug-to-Lug
—
46mm
Lug Width
—
20mm
Material
18kt White Gold
Stainless Steel
Finish
18-carat white gold | Case back: sapphire glass
Brushed and polished
Water Resistance
30m
50m
Caseback
Sapphire display
Solid
Crystal & Dial
3 specsAR Coating
—
Inner
Dial Color
Silver
White
Indices
—
Applied
Movement
6 specsCaliber
L051.2
H-10
Type
Manual
Automatic
Beat Rate
21,600 vph
28,800 vph
Power Reserve
72h
80h
Jewels
0
25
Complications
Power Reserve Indicator
None
Pricing
1 specsMSRP
$39,600
$1,275
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