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Citizen Drive CTO 42mm solar watch blue dial brown leather strap

Citizen

Citizen Drive CTO BU4020-01L Solar Watch 42mm Blue Dial Brown Leather

SKU CH-JW0J-XN4CN MPN BU4020-01L

Solar-powered analog watch with blue dial, day and date sub-dials, 42 mm stainless-steel case, Hardlex crystal, 100 m water resistance and brown leather strap

  • StyleDress/Formal
  • Series NameDrive CTO
  • MaterialStainless Steel
  • MovementQuartz: Solar powered
  • ColorBlue
  • Diamond ColorBuckle
  • Solar-powered Eco-Drive eliminates battery changes
  • 100 m water resistance suits swimming and snorkelling
  • 42 mm stainless-steel case with Hardlex crystal for daily durability
  • Blue dial with luminous hands and day/date sub-dials for clear reading
  • Brown leather strap with 22 mm width fits up to 8-inch wrist

Solar-powered dress watch

The Citizen Drive CTO BU4020-01L is a 42 mm stainless-steel watch with a blue dial and brown leather strap. Its quartz movement runs on Eco-Drive solar power, so no battery changes are required. The design suits formal and business settings for adult men. Water resistance reaches 100 metres for everyday exposure.

Sustained daily wear

Solar charging keeps the movement running continuously under normal light without intervention. Hardlex crystal resists scratches during long-term use. The fixed bezel and 12 mm case thickness stay comfortable on an 8-inch wrist. Luminous hands and markers remain legible after hours in low light.

Replaces battery quartz models

This watch replaces conventional quartz pieces that need periodic cell swaps. The jump is worth it for owners who want zero maintenance and 100-metre water resistance in a dress profile. Buyers needing a metal bracelet or chronograph functions should look elsewhere.

Highlights

  • Solar-powered Eco-Drive eliminates battery changes
  • 100 m water resistance suits swimming and snorkelling
  • 42 mm stainless-steel case with Hardlex crystal for daily durability
  • Blue dial with luminous hands and day/date sub-dials for clear reading
  • Brown leather strap with 22 mm width fits up to 8-inch wrist

Specifications

BrandCitizen
ModelBU4020-01L
StyleDress/Formal
Series NameDrive CTO
MaterialStainless Steel
MovementQuartz: Solar powered
ColorBlue
Diamond ColorBuckle
ShapeRound
Dial ColorBlue
DisplayAnalog
Band MaterialLeather
FastenerBuckle
GenderMen's
AgeAdult
ConditionUsedVeryGood
BezelFixed
Case Diameter42
Case MaterialStainless Steel
CrystalHardlex
Water-Resistant100 m (10 ATM)
Special FeaturesWater Resistant, Day/Date
Place of OriginJapan

Questions about this item

Does the solar Eco-Drive movement need a battery change after daily wear?

The Eco-Drive movement converts light into energy, so no battery replacement is required under normal use.

What strap width does the 42 mm case accept if I want a replacement?

The lug width is 22 mm, so any 22 mm strap or bracelet will fit the case.

Will the 12 mm case thickness and 100 m water resistance clear a standard dress-shirt cuff?

At 12 mm thick it slides under most cuffs, and 100 m resistance handles hand-washing and rain without issue.

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