EF-121 Model Range *may be updated
Quick Content Guide
- EF-121 Model Range *in different colors and bands
- General information about the watch *year of first release, model range etc.
- Feedback from Users *anonymous from different sources
- The most distinctive specs *from our Editorial point of view
- Other Edifice EF Watches *similar by price and functions but different by cases
- Edifice EF-121 on the wrist! *only images and only on the wrist
- Official EF-121 Specs *all details and for base version EF-121D-1
- Japanese approaches to Beautiful and Functional Watches in EF-121! *the most distinctive features in details
- EF-121 Comparison Table *with similar Edifice Watches
|Price||80$ *average Amazon Price, we may earn commission from purchases|
|Year of First Release||2006|
|Model Range||STANDARD ANALOG|
|Battery Type||CR2012 (Edifice Batteries) |
Buy Battery on Amazon →
Feedback from Users *accumulated information from our own comments and emails, forum threads, socials, reviews, etc.
+ have a great sporty, yet dressy look
+ affordable price
+ thermometer works perfect, but you can’t read between 40 to 50 past every hour
– the face size was a tad smaller than expected
– digital platform is highly difficult to read at low light
The most distinctive specs of EF-121 — Stylish Simple Design with Date Dial
— 100-meter water resistance (good for swimming but not for deep diving)
— Date display (adjustable, 31 days or easy manual correction)
— 10-year battery
Other Edifice EF Watches *similar by price and functions but different by cases
These are not all Edifice EF Series. Here is a list of All Edifice EF Watches →
Edifice EF-121 on the wrist!
Official EF-121 Specs / Features *for base version EF-121D-1
A luminous coating provides long-term illumination in the dark after only a short exposure to light.
- Date display
The current date is shown on the display
- Mineral glass
The tough mineral glass resists scratching.
- Solid stainless steel case
- Screw locked back
The screw connection on the base of the housing optimally protects the inner workings of the watch and simultaneously provides easy access, when changing the battery for example.
- Stainless steel band
Tough, durable and elegant: The stainless steel wrist strap gives your watch that classic feel.
- Safety Catch
Always reliable: This watch has a particularly secure safety catch, which helps prevent the strap from opening by mistake.
- Long Battery Life
10 years, 1 battery. Newly developed electronics ensure significantly lower energy consumption.
- Water resistance classification (10 bar)
Perfect for swimming and snorkelling: the watch is water resistant to 10 bar according to ISO 22810.
- Dimensions (H x W x D)
44,60mm x 40,00mm x 10,10mm
approx. 108,00 g
Enjoy Japanese approaches to Beautiful and Functional Watches!
Speed & Intelligence. Technologies continue to advance, with EDIFICE leading the way. This multi-function chronograph from CASIO is actively forwarding the evolution of electronic technologies. EDIFICE combines a fusion of dynamic forms with elaborate face designs, and provides leading-edge, accompanied by uniquely original expressions produced by the movements of various hands. These features are transporting the chronograph into new realms, and unlocking the hidden possibilities they contain. EDIFICE, the watch that recognises the value of speed and time, for people who live in the moment!
EDIFICE Design. Bold, fascinating forms and fine details, combined with simple styling that brings out the essence of metal, give birth to products with clearly designed identities.
Drawing and modeling. A prototype is produced based on a sketch using CAD and a 3D printer. A bold design concept takes shape.
Bold index. An edgy, striking large index is laid out on the dial. Robust modeling with straight lines and basic tones evokes a strong presence.
Forged stainless-steel case. After forging and heat treatment of the stainless-steel material, precision machining is conducted to complete the boldly designed case form.
Polished finishing. Polish finishing by the hands of skilled craftsmen produces beautiful mirror surfaces on the forge-cast stainless-steel case.
EF-121 Comparison Table with similar Edifice Watches
Year of first Release
±20 seconds per month
±20 seconds per month
±20 seconds per month
Dual time (World Time)
Case / bezel material
Mineral Glass / Spherical Glass
2 years on SR927W
Size (mm) *we consider 48.9×42.8×13.4 to be a traditional watch size (as in DW-5600). So you are to compare how far or close the watch is to this size
Full features (if you want to know more)
Recent News about EF-121
Not sure about EF-121? There are more Edifices!