Cover	9 Months Ended
	Sep. 30, 2021 shares
Cover [Abstract]
Entity Registrant Name	FOVEA JEWELRY HOLDINGS, LTD.
Entity Central Index Key	0000850971
Document Type	10-Q
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Small Business	true
Entity Shell Company	false
Entity Emerging Growth Company	false
Entity Current Reporting Status	Yes
Document Period End Date	Sep. 30, 2021
Entity Filer Category	Non-accelerated Filer
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2021
Entity Common Stock Shares Outstanding	8,099,119
Document Quarterly Report	true
Document Transition Report	false
Entity File Number	000-56156
Entity Incorporation State Country Code	WY
Entity Tax Identification Number	95-4202424
Entity Address Address Line 1	Room 403, 4/F
Entity Address Address Line 2	Phase 1 Austin Tower
Entity Address Address Line 3	22-26A Austin Avenue
Entity Address City Or Town	Tsim Sha Tsui
Entity Address Country	HK
City Area Code	852
Local Phone Number	6847 6812
Entity Interactive Data Current	Yes