Diamond 12.3 is a 2-way Passive Bass Reflex Floor-standing speaker by Wharfedale. It features a 1" Soft-Dome Tweeter and 2 x 5" Mica-infused polypropylene Woofer. The speaker has a frequency range of 45-20k Hz and a sensitivity of 88 dB. Wharfedale Diamond 12.3 has an MSRP of 998$ per pair.
Diamond 12.3 is a member of Wharfedale's Diamond 12 series of Passive speakers. Below you can see the main specs of these speakers.
Wharfedale Diamond 12 Series Speakers
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Wharfedale Diamond 12.3 has a Frequency response range of 45-20k Hz at ±3dB ((-6dB) 40Hz) and Power Range of 30-150 watts. At a minimum frequency of 45 Hz, Diamond 12.3 will provide an average bass depth so depending on your use case, you may consider supplementing your system with a subwoofer.
Visit our Powered Subwoofers section to find a subwoofer to find out more about the available options.
Here we have a comparison of how Diamond 12.3's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Among the speakers in our database with a max MSRP price of 1000$ (Pair), these are the 5 Passive Floor-standing speakers that have the deeper bass levels than the Wharfedale Diamond 12.3's 45Hz:
What is the Crossover frequency of Wharfedale Diamond 12.3?
Crossover frequency of the Diamond 12.3 is set to 2200Hz. This is the threshold frequency where the higher frequency signals over this level are sent to the tweeter and the lower frequency signals are sent to the woofer by the crossover component.
Impedance and Sensitivity
Wharfedale Diamond 12.3's nominal impedance level is 8 ohms but can go down to as low as 5 ohms, and has a sensitivity of 88 dB.
Is the Wharfedale Diamond 12.3 an easy to drive speaker?
8 Ohms is pretty much the standard impedance amongst stereo speakers and amplifiers so Wharfedale Diamond 12.3 is not considered a difficult to drive speaker from nominal Impedance perspective.
88dB of Wharfedale Diamond 12.3 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive from Sensitivity perspective.
Minimum Impedance of Wharfedale Diamond 12.3
Even though the nominal impedance of the Diamond 12.3 is 8 ohms, the minimum impedance level of this speaker according to Wharfedale is 5 ohms Wharfedale Diamond 12.3 so while choosing an amplifier, you should ideally check if the unit you are considering can provide this impedance level.
Diamond 12.3 has Binding post type connectors and lets bi-amping/bi-wiring. Bi-wiring can provide improvements in the overall transparency of your loudspeakers by running separate speaker wires to the low & high frequency drivers from a single amplifier. Bi-amping allows the use of separate amplifiers for the high & low frequency drivers of your loudspeaker which may result in greater dynamic range & lower distortion.
Wharfedale Diamond 12.3 Speaker Size: Weight and Dimensions
Wharfedale Diamond 12.3 has external dimensions of (Height x Width x Depth) 38-3/4 x 7-1/8 x 14-1/4inch (985.0 x 180.0 x 362.0mm ). Each speaker weighs 19.50kg / 42.9lbs.
Base Surface Area and Volume
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base area of Wharfedale Diamond 12.3 is approximately 651.6cm2 / 101.0inch2.
To have a better perspective on the real life size of Wharfedale Diamond 12.3, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
Here we place the Wharfedale Diamond 12.3 virtually next to a standard width amplifier and turntable on a media center to get a better idea about the size.
Here we have a comparison of how Diamond 12.3's weight compared with the average, max and min weights in its class.
All Floor-standing Speakers
Floor-standing Speakers under $1000
Cabinet type and Materials
Wharfedale Diamond 12.3 has a Bass Reflex
type cabinet and MDF/Wood-grain vinyl finish. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.
Wharfedale Diamond 12.3 comes with 4 Spike feet (w/ locking collars)
which you can use to secure your loudspeaker on the surface that you are putting on.
It is always recommended to use some kind of feet under all types of speakers. Besides limiting the movement of the speakers, it also compensates for non-flat surfaces and limits the contact surface area of the speaker. Rubber based feet also help isolating the vibrations within certain frequency ranges.
Wharfedale Diamond 12.3 is a rear-firing port speaker so you have to make sure you leave enough space between the back of the speaker and wall or bookshelf so that it has room to breathe.
Wharfedale Diamond 12.3 is available in Black, Oak, Walnut.
What's in the Box of Wharfedale Diamond 12.3?
Here are the items that are included inside the box of Diamond 12.3:
Floorstanding loudspeakerGrille4 Spike feet (w/ locking collars)2 Jumper-bars (pre-installed)4 Isolation pucksUsers Manual
For more information about how to setup, use and maintain the Wharfedale Diamond 12.3, use the direct link below to download the official manual document:
Download User Manual for Wharfedale Diamond 12.3
Here is a link to download the official brochure for the Wharfedale Diamond 12.3 speaker:
Official Brochure for Wharfedale Diamond 12.3
Official Product Page
Official manufacturer's product page for the Wharfedale Diamond 12.3 speaker can be found below:
Official Product Page for Wharfedale Diamond 12.3
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.