Waxing crescent

Watch news and tools for
collectors and the curious.

Side by side

The watches side by side

Differs

ChopardAlpine Eagle 41295363-1007
Chopard Alpine Eagle 41
Patek PhilippeNautilus Perpetual Calendar 57405740/1G-001
Patek Philippe Nautilus Perpetual Calendar 5740
BreguetMarine 55175517BB/Y2/BZ0
Breguet Marine 5517

General

Collection (differs)
Not known
Nautilus
Marine
Status
In production
In production
In production
Introduced (differs)
Not known
2018
2020
Retail price (differs)
Not known
€167,800
€67,300

Case

Shape (differs)
Not known
Octagonal
Round
Diameter (differs)
41 mm
40 mm
40 mm
Thickness (differs)
9.7 mm
8.42 mm
11.5 mm
Lug width
Not known
Not known
22 mm
Material
18k white gold
18k white gold
18k white gold
Caseback
Display (sapphire)
Display (sapphire)
Display (sapphire)
Crystal
Sapphire
Sapphire
Sapphire
Crown
Screw-down
Screw-down
Screw-down
Water resistance (differs)
100 m
30 m
100 m

Movement

Type
Automatic
Automatic
Automatic
Origin
In-house
In-house
In-house
Power reserve (differs)
60 h
48 h
55 h
Frequency (differs)
28,800 vph (4 Hz)
21,600 vph (3 Hz)
28,800 vph (4 Hz)
Jewels (differs)
31
27
26
Certification (differs)
COSC
Patek Philippe Seal
Not known
Functions (differs)
  • Hours and minutes
  • Seconds
  • Stop seconds
  • Perpetual calendar
  • Day, date, month, leap year and 24-hour indication by hands
  • Moon phases
  • Seconds display
  • Calendar the calendar displays the date on the dial, generally by aperture, hand or disc. simple in appearance, this indication requires precise integration both into the movement and into the balance of the dial. bevelling
Complications (differs)
  • Hacking (stop) seconds
  • Date
  • Day
  • Day / night indicator
  • Month
  • Moon phase
  • Perpetual calendar
  • Small seconds
  • Date

Dial

Colour (differs)
Blue, set with diamonds
Blue
Blue
Pattern
Not known
Not known
Guilloché
Indices (differs)
Not known
Applied, Baton
Roman numerals
Hands (differs)
Not known
Baton
Breguet

Bracelet

Type
Metal bracelet
Metal bracelet
Metal bracelet
Material
Not known
18k white gold
18k white gold
Clasp (differs)
Folding clasp, 18k white gold
Folding clasp, 18k white gold
Deployant, 18k white gold