Citizen Promaster Black Polyurethane

The Citizen BN0266-07E Promaster Dive is a robust, ISO-compliant dive watch designed to deliver reliable performance both underwater and on land. It features a black sunray dial, luminous hands and markers, a black unidirectional rotating dive bezel and a silver-tone stainless-steel case. The watch is powered by Citizen’s E118 Eco-Drive movement, using natural or artificial light and eliminating the need for regular battery replacement. 

Dial

Dial colour: Black

Dial finish: Sunray

Hour markers: Applied indices

Hands & markers: Luminous for enhanced visibility in low-light conditions

Display: 3-hand analogue

Date: Date display at 3 o’clock

Dial components: Made using recycled materials

Crystal: Anti-reflective sapphire crystal

Crystal benefit: Highly scratch-resistant and designed for improved readability

Movement

Movement: Citizen Eco-Drive

Calibre: E118

Movement type: Light-powered quartz

Power source: Natural or artificial light

Power reserve: Approximately 1 year when fully charged

Accuracy: ±15 seconds per month

Functions: Hours, minutes, seconds and date

Features: Quick-start, insufficient-charge warning and overcharge prevention

Battery: No regular battery replacement required

Exterior Details

Collection: Promaster Marine

Case material: Stainless steel

Case finish: Silver-tone with black-plated detailing

Case diameter: 40.6 mm

Case thickness: 11.7 mm

Bezel: Black unidirectional rotating dive bezel

Crown: Screw-lock crown

Strap: Black BENEBiOL™ biomass polyurethane

Strap width: 20 mm

Clasp: Pin buckle

Crystal: Sapphire with anti-reflective coating

Water resistance: 200 metres / 20 bar — scuba divin