The CASIO EDIFICE EFK-200D-4A is an automatic mechanical timepiece inspired by precision engineering and motorsports. It features a slim 38 mm stainless-steel case finished with hairline and mirror polishing, paired with a solid stainless-steel band.

Crafted using an electroforming technique and multi-layer lacquer, the textured gradated dial is protected by a scratch-resistant sapphire crystal. The watch also includes a date display and a see-through screw-lock case back that showcases the mechanical movement inside.

Powered by a Made-in-Japan automatic movement with manual winding, it offers an approximate 42-hour power reserve. With 100-meter water resistance, this watch provides reliable performance for professional settings and daily wear.

Key Features

Case size (L× W× H)	43.6 × 38 × 11.9 mm
Weight	153 g
Case and bezel material	Stainless steel
Band	Solid stainless steel band, One-touch 3-fold Clasp
Water resistance	100 m (10 bar)
Movement type	Automatic with manual winding
Glass	Sapphire Crystal
Back plate	See-through screw lock back
Compatible band size	150 to 205 mm
Run time	Power reserve: Approximately 42 hours
Accuracy	Mean daily rate: -20 to +40 seconds
Number of jewels	21
Vibrations	21,600 vibrations per hour
Timekeeping	Analog: 3 hands (hour, minute, second), Date display, Hacking function

Highlights

10 bar water resistant
Mechanical watch
See-through screw lock back

Frequently asked questions

What type of movement powers this watch?

It is powered by a Made-in-Japan automatic mechanical movement with manual winding capabilities.

What is the power reserve of the EFK-200D-4A?

The watch offers a power reserve of approximately 42 hours when fully wound.

What type of crystal is used on the dial?

The watch features a highly transparent and scratch-resistant sapphire crystal.

What is the water resistance rating?

The watch is water-resistant up to 100 meters (10 bar).

What are the dimensions and weight of the watch?

The case measures 43.6 × 38 × 11.9 mm, and the total weight is 153 g.

What material is used for the case and band?

Both the case and the solid band are crafted from stainless steel with a one-touch 3-fold clasp.

Casio Edifice Red Dial Automatic Watch EFK-200D-4ADR