1 / 8
Rare Vintage Casio Casiotron Universal Calendar 79CS-51 Digital Watch JDM 1970s
■ THIS EXACT PHOTOGRAPHED WATCH IS ONE OF ONE. ONCE IT SELLS, THIS PAGE BECOMES AN ARCHIVE.
► BUY DIRECT & SAVE 10% — SAME WATCH, NO MARKETPLACE FEES
► SECURE STRIPE CHECKOUT
► FREE US SHIPPING — $30 FLAT INTERNATIONAL
► FREE US SHIPPING — $30 FLAT INTERNATIONAL
MODEL:
Casio Vintage
Casio Vintage
MOVEMENT:
Quartz
Quartz
YEAR:
1970-1979
1970-1979
CASE MATERIAL:
Stainless Steel
Stainless Steel
DIAL COLOR:
Blue
Blue
BAND MATERIAL:
Stainless Steel
Stainless Steel
► SELLER'S DESCRIPTION
Up for sale is a vintage Casio Casiotron Universal Calendar men’s digital watch, model 79CS-51, a Japan Domestic Market (JDM) release from the 1970s powered by Module 79. This early Casio digital timepiece is historically significant, representing one of the brand’s pioneering designs that helped define the digital watch era.
The watch is in full working condition, and all features and functions operate properly, including timekeeping, alarm, chronograph, signal, and the Universal Calendar. All parts of the watch are original, including the stainless steel case and signed Casio bracelet.
The watch is in good physical condition overall, showing signs of use consistent with age. Please review the photos carefully, as they provide the best representation of its physical condition.
Key Details:
• Brand: Casio
• Model: Casiotron Universal Calendar 79CS-51
• Module: 79
• Era: 1970s
• Market: Japan Domestic Market (JDM)
• Features: Time, Alarm, Universal Calendar, Chronograph, Signal
• Bracelet: Original Casio stainless steel bracelet
• Case Material: Stainless Steel
• Condition: Full working condition; good physical condition with signs of use
A rare and collectible early Casio digital watch, perfect for enthusiasts of vintage Japanese timepieces and retro digital technology.
Ships carefully.
Feel free to message me with any questions.
ADDITIONAL SPECIFICATIONS
Bezel Color:Silver
With Papers:No
Vintage:Yes
Band/Strap:Bracelet
Reference Number:79CS-51
Case Color:Silver
Department:Men
Type:Wristwatch
Band Color:Silver
Style:Casual, Sport
With Original Box/Packaging:No
Features:12-Hour Dial, Alarm, Backlight, Chronograph
Country of Origin:Japan
Display:Digital
► ARCHIVE FILE: CASIO — BRAND HISTORY
Casio transformed digital watchmaking with the calendar-equipped Casiotron, famously tough G-Shock, and practical Databank watches, creating affordable icons whose early modules and aging resin cases now fascinate collectors.
Read the full Casio story — and shop all Casio watches ►► RELATED TIMEPIECES DETECTED (4)
RECOMMENDATIONS BASED ON BRAND AND MOVEMENT ANALYSIS



