Unimatic U3 Classic Chrono Watch

The Made in Italy diving watch is part of the permanent Unimatic Classic series, featuring a high legibility dial in black matte with Super-LumiNova® C3 pale green for the best possible performance in any conditions. The permanent series is a functional design evolution of the Unimatic references and stands as an archetype of the ideal performance timepiece. It is distinct with a new ‘CLASSIC’ writing on the dial as well as on the screw-down caseback engraved with ‘Rosa dei Venti’ diagram.

• SIZE 40 mm
• WATER RESISTANCE 300m = 1000ft = 30atm
• ORIGIN Made in Italy
• TESTING Singularly tested for accuracy and water resistance
• LUGS / STRAP SIZE 22mm
• CASE MATERIAL 316 stainless steel
• CASE FINISHING Brushed finish
• BEZEL 120 clicks mono-directional safety bezel
• BEZEL INSERT Black anodized aluminium
• CASEBACKUnimatic “Rosa dei venti” caseback
• CROWN Alchemical Sun ☉ 8mm screw-down
• LENS DESCRIPTION 2.5mm thick double domed sapphire
• LENS TREATMENT Inner side anti-reflective coating
• DIAL BASE COLOR Black matte dial, two sub-dial
• LUMINOUS COLOR Super-LumiNova® C3 pale green
• DIAL TRIMS Off-white closed open second rail and dial trims
• HANDS Black matte ladder phantom H+M, reverse lollipop S with off-white tip
• CALIBER TYPE Meca-quartz calibre Seiko VK64
• CALIBER FREQUENCY 32,768 Hz
• TYPE OF OSCILLATOR Tuning fork
• BATTERY TYPE Silver oxide battery – 1.55 V
• BATTERY SIZE  9.5 x t 3.6 ( mm )
• ACCURACY ± 20 seconds per month
• ANTIMAGNETISM Antimagnetic   1600 A/m
• STRAP BASE Black heavy duty Unimatic nylon nato strap
• STRAP HARDWARE Stainless steel brushed hardware signed UNIMATIC
• PRODUCT KIT Unimatic tough case, warranty card with unique ID seal