The Ancient Hour
Seiko Chronos Black Radiator Dial - 5H23 Cushion Case Minimalist
Seiko Chronos Black Radiator Dial - 5H23 Cushion Case Minimalist
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Seiko Chronos Black Radiator Dial - 5H23 Cushion Case Minimalist
The 5H23-512L is a sleek and reliable timepiece, designed with precision and durability in mind. It features a luminous dial that enhances visibility in low-light conditions, making it a practical choice for everyday wear. Powered by a quartz movement, this watch ensures accurate timekeeping with minimal maintenance.
Measurements:
- Case Diameter: Approximately 30mm
- Lug-to-Lug: 36mm (approx.)
- Lug Width: 18mm
Features:
- Movement: Quartz (5H23 caliber)
- Dial: Black Radiator dial
- Crystal: Hardlex or mineral glass
- Case Material: Stainless steel
- Functions: kanji Day/Date display, precise quartz timekeeping
- Strap: Stainless steel bracelet
With its blend of functionality and timeless design, the 5H23-512L is a perfect choice for those who seek both style and reliability in a watch.
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Item Number | 5H23 |
Bezel Color | |
Movement | Quartz |
Reference Number | |
Band/Strap | |
Vintage | Yes |
Brand | Seiko |
Case Color | |
Department | Mens |
Type | |
Band Color | |
Dial Color | Black |
Lug Width | 18mm |
Model | |
Band Width | 18mm |
Case Size | 30mm |
Case Material | Stainless steel |
Country/Region of Manufacture | Japan |
Display | Analog |
Category |






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Has this been authenticated?
All watches at The Ancient Hour are guaranteed authentic by our trusted watchmakers and us. Certificate included!
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Has this been serviced?
All watches at The Ancient hour are professionally serviced before being offered at our shop. Servicing is done by our trusted watchmakers and gone through very capable hands.
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Mechanical guarantee?
Each watch comes with a 1-year mechanical warranty so if anything goes wrong, please let us know immediately.
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Inspection period?
We definitely want you to love your watch, so you always have 14 days to fall in love or return to The Ancient Hour, no questions asked.
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How much is the shipping?
We exclusively deliver worldwide via UPS Courier service which is free for you.
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General care?
Given that most of our watches are around half a century old, they will need to be treated with extra love and care, and they require servicing every 4-5 years.