Rokka 3 Row Diamond Ring
¥330,000tax incl.
“Honor the earth, and wear the light.”
Three rows of diamonds along the endless hexagon. Set with the Japanese hori-dome engraving technique, the diamonds shine densely across the band.
Silicone catch (with a metal core)
A secure catch that does not slip. A metal part wrapped in silicone. Included as standard.
Price: no extra charge
Metal catch
A catch made entirely of the same metal as the piece. Depending on stock, shipping may take about one week longer.
Price: +¥6,600 (tax incl.)
Clip-on conversion
We convert the earring posts into clip-on fittings. Even for in-stock pieces, the conversion is made after your order, so shipping takes about two weeks longer.
Price: +¥66,000 (tax incl.)
Materials and details−
Aftercare for this piece−
Collection story＋
Rokka Collection
雪の結晶、蜂の巣、水の分子。ここにも、そこにも、六角形。自然の創造力には、人間の手では到底かなわない。それでも人は、地球から形を借り、意味を与え、解釈を重ね、創造を続ける。
Guarantees and care＋
Returns
Please contact us within 7 days, counting the delivery date as day 1.
Returns apply to purchases made on our online store only.
Personal orders and bridal jewelry cannot be returned at the customer's request.
Refunds are limited to ¥400,000 (tax incl.) per item, and to ¥400,000 in total for several items.
Defective or incorrect items are exchanged or refunded regardless of the amount.
Engraved pieces may not be accepted.
Depending on the condition, a cleaning fee may be deducted.
Return shipping for returns at the customer's request is at the customer's expense. For international orders, duties are handled by us.
Warranty
For 2 years from purchase, we repair defects free of charge.
This covers loose stones and clasp issues arising from normal wear.
After the warranty period, repairs are available for a fee.
Resizing
One free resizing within 1 year of purchase.
Please allow 3 to 4 weeks.
Some designs cannot be resized.
Cleaning
Complimentary for life.
No appointment needed at our Daikanyama gallery.
Also available by post.
Ethical policy＋
“Because it is for a lifetime, it should be honest.”
We work mainly with lab-grown diamonds, with a transparent origin and a lighter environmental footprint. We do not reject natural diamonds; we explain the value and the challenges of each honestly, so that you can choose with full conviction.
Shipping and returns＋
Shipping
In-stock pieces ship within 5 days of your order.
Made-to-order pieces ship in about 5 weeks.
The shipping date appears when you choose your options.
Free shipping worldwide, with tracking and insurance.
Returns
Accepted within 7 days, counting the delivery date as day 1.
Conditions are listed under “Guarantees and care”.
Our craft
ANNA DIAMOND is a Japanese brand dedicated to lab-grown diamond jewelry. Each piece is designed in Paris and handcrafted one by one by artisans in our workshop in Japan.
ANNA DIAMOND Gallery
A hidden gallery in Daikanyama, wrapped in plaster walls made from seashells. Try on and purchase, have your size measured, or bring your jewelry for cleaning. No appointment needed.
¥330,000tax incl.
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