Works great.

Looks great.

NEVER uses a battery.

Powered by light.

From the manufacturer:

Citizen Corso BM7090-51A

This Citizen Eco-Drive watch exemplifies the phrase "crisp and clean." Easy-to-read, black Arabic numerals sit on a white dial with date indicator and luminous hour and minute hands. Additional features on this stainless steel model include a 40mm screw-back case, water resistance to 100 meters, and foldover clasp with push button. Featuring our Eco-Drive technology – powered by light, any light. Never needs a battery. Caliber number E111. Model #: BM7090-51A

ECO-DRIVE TECHNOLOGY

This watch is sustainably powered by any light. Eco-Drive converts artificial or natural light into energy. Energy is stored in a power-cell and re-charges continuously to keep your watch

running resulting in never having to change your battery.

Specifications

Model

BM7090-51A

Dial

White

Case

39 mm

Silver-Tone

Stainless Steel

Lug

22 mm

Band

Bracelet

Stainless Steel

Fold Over Clasp with Push Buttons

Crystal

Mineral Crystal

Impact and shatter resistant

Water-Resistance

WR100/10Bar/333ft [Swimming, Showering & Snorkeling]

Movement

E111

Eco-Drive

Powered by any light source, continuously and sustainably, eliminating the need to replace watch batteries.

Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel. White dial with luminous silver-tone hands and Arabic numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands. Date display at the 3 o'clock position. Eco-drive movement. Scratch resistant mineral crystal. Pull / push crown. Solid case back. Case diameter: 39 mm. Case thickness: 9.5 mm. Round case shape. Band width: 22 mm. Band length: 8.5 inches. Fold over clasp with a push button release. Water resistant at 100 meters / 330 feet. Functions: date, hour, minute, second. Casual watch style. Watch label: Made in Japan. Item Variations: BM7090 51A, BM7090.51A, BM709051A. Citizen Classic Eco Drive Men's Watch BM7090-51A.