EDIFICE EFV-640D-5AVUDF

The Casio Edifice EFV-640D-5AVUDF is the refined brown dial variant of the slim octagonal series. It pairs a rich, earthy dial color with the bold architectural lines of the silver octagonal bezel, offering a sophisticated look that transitions easily from business to casual wear.

Core Specifications
Design & Build: Polished stainless steel case and bracelet with a hairline-finished octagonal bezel.
Dimensions: A slim profile with a case thickness of 10.8 mm and a width of 44.3 mm.
Weight: Approximately 136g, providing a solid feel on the wrist.
Water Resistance: 100 meters (10 bar), safe for swimming and snorkeling.
Battery Life: Approximately 2 years on a reliable SR920SW battery.

Key Features
1/10-Second Chronograph: High-precision stopwatch capable of measuring elapsed time, split time, and 1st-2nd place finishes.
Sub-dial Configuration: Three dedicated sub-dials for 1/10-second stopwatch, stopwatch minutes, and stopwatch seconds.
Legibility: Features a date display at the 3 o’clock position and luminous hands/indexes for low-light visibility.
Durability: Protected by scratch-resistant mineral glass and a screw-lock case back.