Cazador

Citizen · Family: Promaster

Citizen Promaster Eco-Drive Diver BN0151-09L

The Citizen Promaster Eco-Drive Diver BN0151-09L is a professional 44mm stainless steel dive watch powered by Eco-Drive: light-fed quartz that never needs a battery swap. It carries 200m water resistance and a unidirectional rotating dive bezel. As of July 25, 2026, Cazador has no verified price observations (n=0) for this reference.

Specifications

Case diameter
44 mm
Case material
Stainless steel
Movement
Eco-Drive, light-powered quartz (caliber E168 or similar) [UNVERIFIED]
Water resistance
200 m
Bezel
Unidirectional rotating, dive scale
Launch year
[UNVERIFIED]
Production status
[UNVERIFIED]

Price & trend

Insufficient data

0 of 5 price observations needed to show a reliable range

Insufficient data: 0 price observations (PricePoints) recorded as of July 25, 2026. We do not estimate or invent a price range.

History

Citizen introduced its first solar-powered quartz watch in 1976, marketed as the Crystron Solar Cell. In 1995 it unified all its light-harvesting technology under the Eco-Drive name. The BN0151-09L belongs to the Promaster family, Citizen's professional tool-watch line, split into three environments: sea, land, and air. This model sits in the dive category, with a 44mm steel case, a unidirectional rotating bezel, and 200 meters of water resistance. We have no verified data on the exact launch year or current catalog status [UNVERIFIED].

Frequently asked questions

What does Eco-Drive mean on a Citizen watch?

Eco-Drive is the trade name Citizen has used since 1995 for its solar quartz technology, originally introduced in 1976 as the Crystron Solar Cell.

How much does a Citizen Promaster Eco-Drive Diver BN0151-09L cost?

We currently have no verified price observations for this reference (0 PricePoints recorded).

Is the BN0151-09L actually rated for diving?

It carries 200 meters of water resistance and a unidirectional rotating bezel with a dive scale.

What caliber does the Citizen BN0151-09L use?

It houses an Eco-Drive movement, commonly referred to as caliber E168 or similar, though we have not been able to verify the exact caliber [UNVERIFIED].

What's the difference between Eco-Drive and a regular automatic or battery quartz watch?

Eco-Drive converts light into electricity via a solar cell under the dial, charging an internal rechargeable cell.

What is Citizen's Promaster line?

Promaster is Citizen's professional tool-watch range, split into three environments: sea, land, and air.

Do you need to replace the battery on an Eco-Drive watch?

Not in the traditional sense. Eco-Drive charges an internal rechargeable cell using light.

Related references