Lifetime Cleaning & Polishing·Team of 10 · In-house jewellers·7-Day Diamond Return

About the team

Lisa D FGAA

Head Gemmologist

Updated 4 October 2026

Lisa D is the Head Gemmologist at Anny's Manufacturing Jewellers and a Fellow of the Gemmological Association of Australia (FGAA). She reviews the guides and service pages written by Chris Ozkoch, alongside master jeweller Harry Ozkoch, checking the gemmological detail our customers rely on.

Fellow of the Gemmological Association of Australia (FGAA)

Lisa holds the fellowship of the Gemmological Association of Australia, member number 17030.

Areas of expertise

Diamond grading
Diamond clarity
Diamond colour
Gemstone identification
GIA grading standards
Australian gemmological practice

Guides Lisa reviews

Lisa reviews every guide and service page on this site. A few to start with:

Made personal, at Anny's

Come in. Let's create something special.

Speak to our team1300 092 000

Melbourne CBD

Melbourne showroom

257 Collins Street, Level 3
Melbourne VIC 3000

Email us before visiting Collins Street. Please wait for our email confirmation before coming in.

Arrange your visit

Our Frankston home

Frankston showroom

92 Young Street
Frankston VIC 3199

Visit us to talk through your ideas, explore designs and find your perfect fit.

Explore our Frankston showroom

Time to create

Typical engagement and bridal ring turnaround: 3–4 weeks from CAD sign-off. We also have 2-week and 48-hour options for engagement and bridal rings. Get in touch and we'll help find an option that works for your timeframe.

Care for your jewellery

Typical repair turnaround: 1 to 7 business days, depending on complexity and customer urgency

Choose with confidence

7-day diamond return policy

Anny's Manufacturing JewellersABN 88 447 171 579