Namiki Precision Jewel Co., Ltd.

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Business activities

Precision processing of synthetic jewels

Manufacturing sapphire bearings

Optical communication components (ferrules)

Semiconductor materials (diamonds)

Head office

Chief executive

Riyako Namiki

Employees (non-consolidated)

Employees (consolidated)

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Group Parent Subsidiary Customer Supplier Alliance Bank Shareholder

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Last updated

2026-09-21 18:13 (Model: gpt-4.1-nano )