Good Khin Gems LLC

Good Khin Gems LLC Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Good Khin Gems LLC, Jewelry/Watches, 1400 Wantagh Avenue STE 103, Wantagh, NY.

Khin Goodkin
Graduate Gemologist (GIA)
Certified Master Appraiser(NAJA) Registered Gemologist Appraiser
USPAP Compliant 2024-2026
www.GKG-llc.com
[email protected]
Independent Jewelry Appraisal and Valuation Services

08/13/2026

Advanced technology, trained gemologists, and researched data compilation is the must.





08/06/2026

An Extravegant Art Deco antique stick pin is transformed into the extra ordinary ring with a sense of elegance and class. Estimated 1.20 carat Old Mine Cut natural diamonds with VS clarity and H + color.




Most of the rubies in the market are treated somehow. Unheated/untreated natural Ruby is very rarely seen. Decent sized,...
08/04/2026

Most of the rubies in the market are treated somehow. Unheated/untreated natural Ruby is very rarely seen. Decent sized, good color, high transparency and proportionally cut unheated natural ruby demands a high premium.

08/04/2026

😀 22 minutes. Fun to watch.

Simply, extraordinary🤩
08/02/2026

Simply, extraordinary🤩

Don't be that one😉; you don't wanna give it away "NOT" knowing the true value.
07/31/2026

Don't be that one😉; you don't wanna give it away "NOT" knowing the true value.


Antique jeweleries from 1600s and 1800s. Exquisite and unreplaceable❣️
07/31/2026

Antique jeweleries from 1600s and 1800s. Exquisite and unreplaceable❣️

Hey, what's the time now😀?The Best valuation services on Long Island, located conveniently at 1400 Wantagh Ave, Wantagh ...
07/17/2026

Hey, what's the time now😀?

The Best valuation services on Long Island, located conveniently at

1400 Wantagh Ave, Wantagh NY. 11793.

We see clients, one at a time, by appointment only for security and privacy purposes.

Please be sure to call and confirm your time slot. ☎️ 516-308- 4787





07/13/2026

Spinels, very good substitute for Ruby.
Burmese Spinels with high clarity and good cut demand good premium.

07/09/2026

Learning something new today🤩Coins are so new to my world🙂🤩
Watch the end; I didn't expect that detail😅.





Address

1400 Wantagh Avenue STE 103
Wantagh, NY
11793

Opening Hours

Monday 9am - 6pm
Tuesday 9am - 6pm
Wednesday 9am - 6pm
Thursday 9am - 6pm
Friday 9am - 6pm
Saturday 9am - 5pm
Sunday 9am - 5pm

Telephone

+15163084787

Website

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