








River Ring
Ask us to send you a complimentary sizer tool upon placing your order, or order one here.
Have an existing ring that fits? Match its measurements to our ring size chart.
Keeping it a surprise? We recommend purchasing based on a standard sizing guide then resizing later.
These sizes represent the average female ring size:
Small - Size K
Medium - Size N
Large - Size Q
Still unsure? Read more here.
Made to Order. Please allow 4 to 6 weeks for production.
A cool flow of sapphires and diamonds
STONE DETAILS
- 10 x round brilliant cut 1.5mm white diamonds
- 5 x round brilliant cut 2.1mm mixed blue/green Australian sapphires
RING DETAILS
- Grain setting
- Band width 2.3mm
- Featured here in 18ct white gold
18ct Yellow Gold is available now ready to ship.
Complimentary Resize
Each ring includes a complimentary resize.
Ready-to-Ship Rings: Typically made in sizes L or M. If resizing is required, please allow up to 7 business days.
Significant Resizing: In some cases, substantial size adjustments may require a remake, extending production time.
Sizing Range: Our pricing is based on sizes I–Q. Sizes outside this range may incur a surcharge for additional material. For more details, please contact our Customer Care team.
SHIPPING
We offer worldwide insured express shipping with DHL or Australia Post. All orders require a signature upon delivery for added security.
Flat rates are as follows:
- Within Australia: $20 | 1-5 business days
- International: $80 | 5-12 business days
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Sustainability
Each Black Finch piece is handcrafted in our Melbourne studio using 100% recycled refined gold, eliminating the need for new mining. We ethically source traceable sapphires and conflict-free diamonds that adhere to the Kimberly Process Certification.