Waxing crescent

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Side by side

The watches side by side

General

Collection
Not known
Portofino
Status
Not known
In production
Introduced (differs)
2011
2022
Retail price
Not known
US$7,900

Case

Shape
Round
Round
Diameter (differs)
39.9 mm
39 mm
Thickness (differs)
10.9 mm
13 mm
Lug to lug
49.4 mm
Not known
Lug width (differs)
20 mm
18 mm
Material
Stainless steel
Stainless steel
Caseback
Display (sapphire)
Display (sapphire)
Crystal
Sapphire, Domed, Anti-reflective on both sides
Sapphire, Domed, Anti-reflective on both sides
Water resistance
50 m
50 m

Movement

Type
Automatic
Automatic
Origin
In-house
In-house
Power reserve (differs)
42 h
46 h
Frequency (differs)
21,600 vph (3 Hz)
28,800 vph (4 Hz)
Jewels (differs)
26
27
Functions (differs)
  • Hours
  • Minutes
  • Small seconds
  • World time
  • Chronograph function with minutes and seconds
  • Central hacking seconds
Complications (differs)
  • Small seconds
  • World time
  • Central seconds
  • Chronograph
  • Hacking (stop) seconds
  • Small seconds

Dial

Colour
White
White
Pattern
Not known
Matte
Indices
Mixed
Mixed
Hands (differs)
Baton
Leaf

Bracelet

Type
Leather strap
Leather strap
Name
Horween Genuine Shell Cordovan black
Not known
Strap colour (differs)
Black
Cream
NOMOS Glashütte Zürich Worldtimer 805 vs IWC Schaffhausen Portofino Chronograph 39 IW391502 – dialtone