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Citizen

Citizen Promaster Diver BJ8057-17X Solar Watch 300m Green Dial 48.50mm

SKU CH-VAH0-W2PWR

A solar-powered diver's watch rated to 300 metres with a green dial, stainless steel case and rubber strap

  • StyleDiver's
  • MaterialStainless Steel
  • MovementSolar
  • ShapeRound
  • Dial ColorGreen
  • Dial MarkersIndex
  • Solar Eco-Drive movement eliminates battery changes with Caliber B873
  • 300 m water resistance meets professional diver standards
  • Unidirectional rotating bezel tracks elapsed time underwater
  • Stainless steel case with screw-down crown ensures durability
  • Green dial with index markers offers clear analog readability

Citizen Promaster Diver Solar Watch

The Citizen Promaster Diver BJ8057-17X is a solar-powered analog watch built for professional diving. A stainless-steel case and mineral crystal protect the green dial with index markers. Water resistance reaches 300 metres and a unidirectional rotating bezel tracks elapsed time. The rubber strap uses a buckle clasp for secure wear.

Suited for divers and daily wearers needing 300m

This watch fits buyers who want a solar movement that charges from any light source and a screw-down crown for water integrity. It is not for buyers who require a bracelet instead of a rubber strap or a sapphire crystal. The 48.50 mm case thickness may not suit wrists that prefer a slimmer profile.

Eco-Drive B873 movement sustains operation without

Under continuous use the solar cell recharges the power reserve from ambient light, so the watch keeps running during extended trips. The analog display and date window remain legible at depth. No winding or external charging is needed for normal daily activity.

Highlights

  • Solar Eco-Drive movement eliminates battery changes with Caliber B873
  • 300 m water resistance meets professional diver standards
  • Unidirectional rotating bezel tracks elapsed time underwater
  • Stainless steel case with screw-down crown ensures durability
  • Green dial with index markers offers clear analog readability

Specifications

BrandCitizen
StyleDiver's
MaterialStainless Steel
MovementSolar
ShapeRound
Dial ColorGreen
Dial MarkersIndex
DisplayAnalog
DateDate
Band MaterialRubber
FastenerBuckle Clasp
GenderMale
ConditionNew
BezelUnidirectional Rotating Bezel
Case BackScrew Down Crown
Case MaterialStainless Steel
Case Thickness48.50 mm
CrystalMineral Crystal
Water-Resistant300m
Special FeaturesMineral Crystal,Buckle Clasp,Date Display,Screw Down Crown

Questions about this item

What case diameter does the BJ8057-17X have so I can check strap fit?

The case measures 48.50 mm across, so any replacement strap must suit that lug width.

Will the solar B873 movement keep running if I wear the watch only on weekends?

Light charges the Eco-Drive cell; regular indoor or outdoor exposure tops it up, and the power reserve covers periods when the watch stays in a drawer.

How can I verify the 300 m water resistance is still intact after I fit the extra rubber strap?

A professional pressure test at a watchmaker confirms the screw-down crown and case back seal hold the rated depth.

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