The Collector's Starter Pack
If you want to start a Casio collection, these four models are considered absolute essentials.
1. The Undisputed Classic: Casio F-91W
Introduced in 1989, this might be the most famous digital watch in the world. It weighs just 20 grams, slips under any cuff, and has a battery that easily lasts 7 years. It is retro, practical, and usually costs less than $20.
Casio F-91W. Source: CASIO / F-91W-1 | CASIO PHILIPPINES
2. The Original Tough Guy: G-Shock DW-5600
This is the direct descendant of the original 1983 G-Shock. Its classic square design is heavily favored by military personnel, first responders, and NASA astronauts. It features 200m water resistance and an electro-luminescent backlight.
G-Shock DW-5600. Source: CASIO / DW-5600UE-1 | G-SHOCK DIGITAL 5600 SERIES | CASIO PHILIPPINES
3. The Secret Agent: AE-1200WH "Casio Royale"
Nicknamed the "Casio Royale" because its digital radar/map display resembles the Seiko worn by Roger Moore in the James Bond film Octopussy. It tracks 31 time zones, boasts a 10-year battery, and offers a fun, gadget-heavy aesthetic for around $30.
AE-1200WH Royale. Source: CASIO / AE-1200WH-1AV | CASIO PHILIPPINES
4. The Modern Hype: G-Shock GA-2100 "CasiOak"
A massive modern hit. Collectors dubbed it the "CasiOak" because its octagonal bezel strongly resembles the $30,000 Audemars Piguet Royal Oak. It is the thinnest G-Shock currently made, featuring a carbon core guard and a sleek analog-digital hybrid display.
To get a better sense of how these different lines (Vintage, G-Shock, etc.) evolved over the decades and what features define them, you can explore this timeline:
G-Shock GA-2100 CasiOak. Source: G-Shock - CASIO / Analog-Digital - GA-2100 | G-SHOCK PHILIPPINES