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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryIndustryManufacture of IT HardwareLosoneDiamond SA
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Diamond SA

Summary

About the company

Diamond SA is a vertically integrated company specializing in the development and manufacture of high-precision and high-performance optical components and systems. The company's core activity encompasses the production of optical components such as polarization-maintaining (PM), core-core alignment (ACA), ULL Power Solution (PS), VIS/NIR short wavelengths, Optical Line Identification (OLID), high-temperature connectors, specialty fiber ferrules, and lens ferrules. In addition, the company offers services including planning and installation of FTTX systems, testing and calibration laboratory, and ISO 7 cleanroom. The company processes high-quality ceramic, plastic, and metal components, from raw material to finished product, and has full control over the supply chain and manufacturing process.

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Products & services

Industry:Manufacture of IT Hardware
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✓ Offered8
Connectors & adapter sleeves
Fiber optic connectors and adapter sleeves for precise, reliable connections, including Low Loss and Ultra-Low Loss as well as E-2000®-based solutions.
Active components
Active components for fiber-optic applications, including high-power interfaces and technologies for high-power, photonics and quantum applications.
Splicing, terminations and test cables
Splicing, terminations and test cables for fiber-optic connections, matched to assembly, testing and use in demanding applications.
Fiber optic wall outlets
Fiber optic wall outlets for fiber-optic installations and distribution, complementing the range of interconnect and component solutions.
Special products
Special products on request for custom fiber-optic requirements, in particular where standard solutions are not sufficient.
Reviews

Aggregated rating

Aggregated rating
4.4
of 5

Aggregated from 18 reviews across all connected sources

Sources
GGoogle4.418
★TrustpilotSoon
PProvenExpertSoon

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Location

Via dei Patrizi 5
6616 Losone
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:30
Tue
07:30 - 12:00, 13:30 - 17:30
Wed
07:30 - 12:00, 13:30 - 17:30
Thu
07:30 - 12:00, 13:30 - 17:30
Fri
07:30 - 12:00, 13:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-102.120.561
Founded
1987 · 39 years
Last commercial register change
February 12, 2025
Employees
101 to 500

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