Set of 8 DIATONE wooden block ACOUSTIC CUBE DK-5000 The dense composite material has an attractive natural sound. It can be used in a variety of ways, from medium to large speakers. The exterior is in condition with age scratches, stains, scuffs, and paint peeling (Yamato Yuki)
Accessories: none
Main specifications: dimensions W90 x H90 x D90 mm, weight 360 g/piece (actual measurement)
Woofer edge softening treatment! A rare set of 200 limited-edition speakers tuned based on the DS-20000, which will be in stock for the first time in about 17 years! Comes with a genuine stand. As you can imagine from the exterior of the piano finish, it features a beautiful sound just like listening to a piano. It is a speaker with good sound response, a sense of speed, and excellent resolution, so you can enjoy all genres. I think it's a speaker that can be said to be the pinnacle of orthodox domestic speakers for consumer use. Small scratches and scuff marks can be seen. Serial 12447, 12448 (Fujisawa Yukishi)
Maintenance Information: 2026.3.25 Woofer edge softening treatment.
Accessories: Stand DK-20000B ※ velvet cover missing
Main specifications: sealed bookshelf type 4Ω playback frequency band 35Hz to 80kHz 88dB body part: W360 x H695 x D339 mm 35 kg stand part: W360 x H187 x D339 mm 9 kg
Maintained including edge softening treatment! Comes with a dedicated stand DK-10000 sold separately. Diamond Tone 40th anniversary model DS-10000 klavier. A limited-edition model of 300 sets created by infusing all the sensibility of the company's engineers into a beautiful piano finish reminiscent of crafts. It is a masterpiece that pursues even the smallest sounds one by one. There is a dent correction mark on the woofer center cap. Serial number 14145 14146 (Murakoshi Yoichi)
Maintenance information: 2026.3.21 Maintained (edge softening treatment) 2026.3.18 Maintained (disassembly, removal of dust from the surface of the Boron diaphragm, magnetic circuit slit cleaning, rust prevention, round out the bobbin, centering adjustment, assembly, and operation confirmation. (Woofer dent correction, edge softening treatment)
Accessories: dedicated stand DK-10000, cloth cover
Main specifications: 3-way 3-speaker sealed bookshelf type usage unit/27cm aramid honeycomb curved cone type, 5.0 cm boron D.u.d. dome type, 2.3 cm boron D.U.d. dome type, 6Ω 35 Hz to 60000 Hz crossover 600 Hz/5000 Hz dimensions W360 x H625 x D290 mm weight 27 kg
The price has been reduced. 2026/3/17 sales price 25,000 yen. Currently sold. This model was born as an improved model of the DS-500. The rich sound and atmosphere of the mid-range is impressive, and it is a 2-way speaker that makes vocals and strings sound beautifully. There are stains on the exterior and corn, and a feeling of use can be seen, such as dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.3.17 Operation confirmed
Accessories: saran net
Main specifications: 2 way 2 speakers, sealed method, anti-magnetic design, size W230 x H401 x D242 mm, weight 10.0 kg
Mid and woofer edges have been softened, and the exterior has been easily maintained. A popular 4-way speaker for the night before the bubble period. The sound quality, which is orthodox and full of scale regardless of genre, is attractive. The original sense of scale has been restored by edge softening treatment. There is a scratch on the back corner, and part of the plastic part of the R side speaker terminal is missing (Oikawa Tetsuji)
Maintenance Information: 2026.3.15 Maintained (woofer, mid-range edge softening treatment, simple exterior maintenance)
Accessories: instruction manual
Main specifications: 4 way 4 speaker unit, 32 cm cone type for low range, 16 cm cone type, 4 cm dome type for medium to high range, 2.3 cm dome type impedance for high range, 6 Ω, playback frequency band, 28 Hz to 40 kHz, sound pressure level 90 dB, W420 x H720 x D425 mm, 41.3 kg
The price has been reduced. 2026/3/9 sales price 8,000 yen. Diamond tone wooden speaker stand In addition to the normal setting, it is possible to change the angle by reversing the top and bottom. Fits mid-size speakers such as DS-77 and DS-1000. There is a feeling of use such as scratches and rust on the screws (Kanai Hidetsugu)
Accessories: none
Main specifications: W330 x H200 x D320 mm weight 3.4 kg
The price has been reduced. 2026/3/2 sales price 16,800 yen Woofer edge softening treatment! This is a diatone bookshelf type 2-way speaker. It is a system where you can enjoy ballad-like pop music and relaxed jazz with a calm exterior and a moist tone. The exterior is smudged, scratched, broken in the saran net, and there is a feeling of use (Asaine Tomoho)
Maintenance information: 2026.3.2 sound output confirmed (woofer edge softening treatment)
Accessories: saran net
Main specifications: 2 way 2 speakers, bass reflex system, anti-magnetic type, 6 ohms, 45 Hz to 30000 Hz, 87 dB size, W200 x H385 x D286 mm, 8 kg
※Inexpensive because it is only 1 bottle. Speaker stand for the DS-77Z. It is well-built and has a sense of stability, and if it is about the same size, it can be set without difficulty regardless of the manufacturer. The position of the cork cushion is misaligned (Oikawa Tetsuji)
Accessories: none
Main specifications: W410 x H264 x D330 mm 10 kg/1 unit