Side by side

A. Lange & Söhne 1815vsHamilton American Classic Boulton Mechanical

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

1815
A. Lange & Söhne1815
American Classic Boulton Mechanical
HamiltonAmerican Classic Boulton Mechanical
MSRP $1,075

At a glance

15 of 29 specs differ
Diameter
181534mm
American Classic Boulton Mechanical34mm
Power Reserve
181572h
American Classic Boulton Mechanical80h
Water Resistance
181530m
American Classic Boulton Mechanical50m
MSRP
1815
American Classic Boulton Mechanical$1,075

Full specifications

Case

7 specs
Thickness
6.4mm
11.2mm
Lug-to-Lug
46mm
Lug Width
22mm
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 specs
AR Coating
Inner
Dial Color
Blue
White
Indices
Applied

Movement

4 specs
Caliber
L152.1
H-50
Beat Rate
21,600 vph
28,800 vph
Power Reserve
72h
80h
Jewels
0
25

Pricing

1 specs
MSRP
$1,075
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