Promaster Tsuno Chrono Racer
Paying homage to a retro 1973 CITIZEN Bullhead model, the newly modernized CITIZEN Tsuno Chrono Racer showcases a unique case styling, trendy color combinations and is sure to stand out on your wrist. A hand assembled movement, the Tsuno Chrono Racer features 1/5-second chrono, alarm, tachymeter, instaneous flyback, power reserve and date. Seen here in a stainless steel case and bracelet with azure and black dial. Featuring our Eco-Drive technology – powered by light, any light. Never needs a battery. Caliber number E210.
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Key Details
Model
- AV0070-57L
- 9/20/2018
Movement Technology
- E210
- Eco-Drive
- Powered by any light source, continuously and sustainably, eliminating the need to replace watch batteries.
Band Length (mm)
- 222.25
Case Width (mm)
- 45
Crystal
- Anti-Reflective Spherical Sapphire Crystal
- Superior scratch resistance and hardness, spherical-shaped crystal raised within the bezel - anti-reflective coating deflects light
Features

For High-Speed Adventurers
- Alarm
- Chronograph
- Date
- Eco-Drive
- Sapphire Crystal
- Tachymeter
Water-Resistance
- WR200/20Bar/666ft [Swimming, Showering & Snorkeling]
Dial
- Blue
- Black
- Power Reserve Indicator
Band Length (mm)
- 222.25
Band Type
- Bracelet
- Stainless Steel
Case Material
- Silver-Tone
- Stainless Steel
Additional Functions
- Hand Assembled Movement
- 1/5 Second Fly back Chronograph Measures up to 12 Hours
- Alarm
- Power Reserve Indicator
- Date