Caliber              El Primero 4021

Automatic chronograph movement

                13``` caliber. Diameter 30.50 mm. Height : 7.75 mm. 248 components.

36’000 vibrations per hour

Power reserve over 50 hours

39 jewels

Measures short time intervals to a 10^th of a second

Automatic winding in both directions

Central rotor on ball bearings

22-carat rose gold oscillating weight

Functions  Hours and minutes in the center

Small seconds-hand at 9 o’clock with a 3-branched hand

Chronograph:

·         Central seconds-hand

·         30-minute counter at 3 o’clock

Power reserve indicator from hour axis

Case         18-carat rose gold case

                18-carat rose gold ZENITH push buttons and crown

Diameter : 45 mm / Diameter opening : 35 mm

Curved sapphire glass with anti-reflection treatment on both sides

Transparent sapphire case back

Water-resistance up to 30 meters

Dial           Solid 18-carat gold dial with “sundial” guilloché pattern

Open dial at 10 o’clock showing the heart of El Primero adorned with handmade rose gold “Venice Lion” strand.

18-carat rose gold hand-mounted applique arabic numerals & indexes

Hands               18-carat rose gold faceted hands

Power reserve in black varnish

Strap                Handmade brown alligator leather strap lined with silky Alzavel calfskin

Buckle              18-carat rose gold ChronoMaster triple folding buckle

LIMITED AND NUMBERED EDITIONS : 100 PIECES ONLY

Caliber              El Primero 4021 J1 (T size) / 4021 J2 (XXT size)

Automatic chronograph movement

                13``` caliber. Diameter 30.50 mm. Height : 7.75 mm. 248 components.

36’000 vibrations per hour

Power reserve over 50 hours

39 jewels

Measures short time intervals to a 10^th of a second

Automatic winding in both directions

Central rotor on ball bearings

Heavy metal oscillating weight with “Côtes de Genève” guilloché pattern

Functions  Hours and minutes in the center

Small seconds-hand at 9 o’clock with a 3-branched hand

Chronograph:

·         Central seconds-hand

·         30-minute counter at 3 o’clock

Power reserve indicator from hour axis

Case         Ti 2 Black Titanium case

Ti 2 Black Titanium push-buttons and crown

XXT version: Diameter : 45 mm / Diameter opening : 35 mm

T version: Diameter : 40 mm / Diameter opening : 29.9 mm

Curved sapphire glass with anti-reflection treatment on both sides

Transparent sapphire case back

Water-resistance up to 30 meters

Dial           Transparent dial in TR90, Open at 10 o’clock & showing the heart of EL PRIMERO

Transferred numerals, applied indexes and ZENITH Star

Hands               Hours and Minutes hands in black varnish

18-carat rose gold power-reserve

Strap                Handmade 3K Carbon fiber integrated strap

Buckle              Ti 2 Black Titanium ChronoMaster triple folded buckle

Caliber              El Primero 4021

Automatic chronograph movement

                13``` caliber. Diameter 30 mm. Height: 7.75 mm. 248 components.

36’000 vibrations per hour

Power reserve over 50 hours

39 jewels

Measures short time intervals to a 10^th of a second

Automatic winding in both directions

Central rotor on ball bearings

Bi-metal oscillating weight with “Côtes de Genève” pattern

Functions  Hours and minutes in the center

Small seconds-hand at 9 o’clock with a 3-branched hand

Chronograph:

·         Central seconds-hand

·         30-minute counter at 3 o’clock

Power reserve indicator from hour axis

Case         Stainless steel

                Stainless steel ZENITH push buttons and crown

Diameter : 40 mm

Diameter opening : 29.9 mm

Curved sapphire glass with anti-reflection treatment on both sides

Transparent sapphire case back

Water-resistance up to 30 meters

Dial          Opened dial at 10 o’clock showing the heart of El Primero

Plain black, silvered, or white dial

Rhodium hand-mounted applique roman numerals

Hands               Rhodium or ruthenium faceted hands

Straps              White, brown or black alligator leather strap

Buckle            Stainless steel triple folding buckle stamped with the ZENITH star on the cap

"Mille Miglia GT XL Chrono" 2007 Chronograph
Limited edition

Case
· Stainless steel or 18-carat rose gold
· Total diameter: 44 mm
· Water-resistant to: 100 metres
· Sapphire crystal with anti-reflective treatment
· Integrated rectangular pushers
· Screw-locked crown
· Case-back stamped in relief with a depiction of the Mille Miglia route

Movement
· Unidirectional self-winding
· Number of jewels: 25 jewels
· Power reserve: approx. 48 hours
· Frequency 28,800 vph
· Diameter 16½'''
· Stop seconds function when setting the time
· Bridges adorned with straight Côtes de Genève motif
· Chronometer-certified (COSC)

Dial and hands
· Slate-coloured two level dial
· Large Arabic 6 and 12 o'clock numerals transferred beneath
· the sapphire crystal
· Hour and minute hands and hour-markers coated with Superluminova
· to guarantee night-time visibility
· Central seconds hand tipped with a red arrow

Functions and indications
· Hours and minutes
· Small seconds at 9 o'clock
· Minutes counter at 12 o'clock, hours counter at 6 o'clock,
· central chronograph seconds hand
· Date aperture at 3 o'clock with integrated magnifying glass

Straps and clasp
· Brown Barrenia leather strap or natural black rubber strap
· (1960's Dunlop Racing tyre-tread)
· Crocodile leather strap for the 18-carat rose gold edition
· Double folding clasp

Two limited and numbered editions
2007 pieces in steel - Ref: 168489-3001

"Mille Miglia GT XL Chrono" 2007 Chronograph
(Ref. 168459-3001 unlimited series)

Case
· Stainless steel or 18-carat rose gold
· Total diameter: 44 mm
· Water-resistant to: 100 metres
· Sapphire crystal with anti-reflective treatment
· Integrated rectangular pushers
· Screw-locked crown
· Sapphire crystal case-back

Movement
· Unidirectional self-winding
· Number of jewels: 25 jewels
· Power reserve: approx. 48 hours
· Frequency: 28,800 vph
· Diameter: 16½'''
· Stop seconds function when setting the time
· Bridges adorned with straight Côtes de Genève motif
· Chronometer-certified (COSC)

Dial and hands
· Black two level dial with applied hour-markers and large Arabic
· 6 and 12 o'clock numerals coated with Superluminova
· Hour and minute hands coated with Superluminova to ensure
· perfect night-time readability
· Central seconds hand tipped with a red arrow

Functions and indications
· Hours and minutes
· Small seconds at 9 o'clock
· Minutes counter at 12 o'clock, hours counter at 6 o'clock,
· central chronograph seconds hand
· Date aperture at 3 o'clock with integrated magnifying glass

Straps and clasp
· Brown barrenia leather strap or natural black rubber
· (1960's Dunlop Racing tyre-tread)
· Double folding clasp