Casio

AQ-S800 Series

Casio

AQ-S820W Solar

“Casio's affordable analog-digital solar watch - twin displays, one light-powered module, no battery swaps.”

Casio ◆ AQ-S800 Series ◆ Casio (Japan) ◆ Reference AQS820W-1AV ◆ Casio ◆ AQ-S800 Series ◆ Casio (Japan) ◆ Reference AQS820W-1AV ◆ Casio ◆ AQ-S800 Series ◆ Casio (Japan) ◆ Reference AQS820W-1AV ◆ Casio ◆ AQ-S800 Series ◆ Casio (Japan) ◆ Reference AQS820W-1AV ◆
AQ-S820W Solar

Ref. AQS820W-1AV

Manufacture

OriginCasio (Japan)
MovementSolar Quartz
CaliberCasio Solar Quartz

Complication

Analog-Digital Display

Casio (Japan)Solar QuartzAnalog-Digital Display
Casio (Japan)Solar QuartzAnalog-Digital Display
Casio (Japan)Solar QuartzAnalog-Digital Display
Casio (Japan)Solar QuartzAnalog-Digital Display

The Editorial

Casio's affordable analog-digital solar watch - twin displays, one light-powered module, no battery swaps.

Frequently Asked

Questions About the AQ-S820W Solar

No. It is solar powered, charging from any light source, so the twin analog-digital displays run without a cell swap.

It carries both physical hands and a digital display on the same dial — analog time at a glance with digital functions underneath. It is one of the cheapest ways into a solar ana-digi watch.

They are siblings in Casio's AQ-S800 solar ana-digi family. The AQ-S810W carries a stated 100m water resistance rating and a six-language day-of-week display; for the AQ-S820W's exact rating and functions, check the current Amazon listing rather than assuming they match.

Luminescence

Legibility in
Absolute Darkness.

Experience the breathtaking clarity of Swiss Super-LumiNova. Use the interactive flashlight to reveal the glowing indices and hands engineered for optimal legibility in the most extreme conditions.

Watch in the dark
Watch revealed by flashlight

Hover to Reveal Lume

The Maison

Casio

“Indestructible by Design”

Founded

1946

Origin

Tokyo, Japan

House Style

Tactical utility, multi-layer shock absorption, cult collectibility.

Inventors of the G-Shock — the most indestructible watch ever made.

Casio engineer Kikuo Ibe spent two years and broke over 200 prototypes to develop the original G-Shock in 1983, designed to survive a 10-meter drop. Forty years later G-Shock is worn by Navy SEALs, mountaineers, and luxury watch collectors alike. The CasiOak (GA-2100 series) reinterprets that DNA in Royal Oak proportions.

Technical Prowess

Casio AQ-S820W Solar Specifications

SpecificationDetails
ReferenceAQS820W-1AV
OriginCasio (Japan)
MovementSolar Quartz
Caliber ClassCasio Solar Quartz
ComplicationsAnalog-Digital Display

Acquire

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