Concord C1 Big Date Pure Reference 0320044

This C1 Big Date is presented in a 44 mm stainless steel case with a thickness of 12.95 mm and set with 40 diamonds. A metal protective ring coated in white rubber and fixed laterally by 7 self-blocking screws is enhanced by eight decorative elements straddling the bezel.

These bastions protect a spectacular 3.30 mm thick sapphire crystal, which literally emerges from the case and displays a silver and white guilloché dial set with 10 diamond indexes.

This timepiece, holding a mechanical, self-winding La Joux-Perret movement with a 44-hour power reserve, is certified by the official Swiss Chronometer Testing Institute (COSC). It is presented on a white rubber strap with a stainless steel folding clasp and is Water resistant to a pressure of 20 ATM.

Technical details

Reference 0320044

Mechanical self-winding, Calibre 3532 La Joux-Perret officially COSC-certified chronometer
Frequency 28’800 vibrations/hour (4Hz)
Power reserve 44 hours
No of components 90
Jewels 26
Thickness 4.90mm; 1.90mm of hand-fitting
Diameter 26.20mm, of which 25.60mm casing dimension

Hours – Minutes
Small seconds on permanent turning disc at 6 o’clock
Big date window at 12 o’clock

Stainless Steel Case, set bezel – Protective ring with 8 blocks in white rubber-coated stainless steel screwed in laterally
Shape Round
Diameter 44mm
Thickness 12.95mm
Glass / Crystal 3.30mm thick sapphire crystal with anti-reflective treatment on both sides
Crown Stainless Steel, white rubber & composite screw-down crown with embossed C1 logo
Pushers –
Case Back open case back, secured with 8 screws & signed “Audace – Savoir Faire – Avant-Garde” embossed
Water Resistance 20 ATM
Setting (no / size) 40 diamonds (40x 1.60) – setting on the bezel
Clarity VVS
Total Carat Weight 0.64

Silver & White Guilloché dial
Indexes rhodium-plated polished hour-markers, set with 10 diamonds (10x 1.20), TCW = 0.071
Hands Hour & Minute: Dauphine, Asymmetrically hollowed out, in Grey, Lacquer & Superluminova SLN C1

Vulcanized White Rubber Strap
Buckle Deployment Buckle in Stainless Steel with embossed CONCORD Cover

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