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Home/Browse/Casio/PRG-340
Casio PRG-340 — Black
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Casio PRG-340

Ref. PRG-340
Field
PRG-270
PRG-340
PRG-600
PRG-601
6 Variants
Black
Buy from Casio ↗
Buy used on eBay ↗

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Retail MSRP
from$280
Low
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Avg
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High
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Buy used on eBay

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Alternatives
Case
51.7mm
Power Reserve
—
Movement
Quartz
Water Resistance
100m
Crystal
Mineral
01

Case Dimensions

Diameter51.7mm
Thickness15.1mm
Lug-to-Lug54.7mm
Lug Width—
02

Case Build

MaterialBio-based resin
Water Resistance100m
03

Crystal & Dial

CrystalMineral
Dial ColorBlack
04

Movement

TypeQuartz
Beat Rate—
Power Reserve—
Jewels—
HackingNo
Hand-WindingNo
ComplicationsTime only
05

Design Language

Dial styleDigital
BezelFixed
Bracelet / strapRubber strap
HandsNull
AI-detected from product image · 7/3/2026

Photos

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In a nutshell

The Casio PRG-340 (ref. PRG-340) is a quartz field watch, with a 51.7mm bio-based resin case, 15.1mm thick. Water resistance is rated to 100m, under a mineral crystal. Manufacturer MSRP is $280.