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PS PromistarsFashion Jewellery

Brass & Copper Rings · Brass & Copper · MOQ 30 pcs

Adjustable open ring, one size that fits most

A cast brass open ring that flexes a little to fit a range of fingers, then plated. It takes sizing out of the buying decision, which is why it sells online — but an open band takes more wear at the tips, so the plating spec matters more here than on a closed ring.

Adjustable Open Ring
Minimum order
30 pcsper design
Indicative price
$0.65 – 2.20per piece at 500 pcs
Lead time
12–20 daysafter sample approval
Sample
7–12 dayscredited on bulk orders

Overview

About this adjustable open ring

An adjustable ring solves a real commercial problem: returns and exchanges caused by sizing. Because the band has a gap, it flexes onto a spread of finger sizes, so one SKU covers a range that would otherwise need three. For a market where the customer orders without trying the ring on, that is usually worth more than the small extra metal.

The trade-off is honest and worth stating. An open band is flexed every time it is put on, which works the metal at the two tips and puts the most wear exactly where the plating sits against skin. Cast brass handles the flex well, but this is a design where the micron count on the quotation is doing more work than the shape is, and we will say so when a price point only supports a light plating run.

  • ✓One SKU covers a spread of finger sizes, cutting returns from wrong sizes
  • ✓Cast ends rounded so the opening does not catch on clothing
  • ✓Heavier than a steel ring of the same size for a more solid feel
  • ✓Plating stated per micron, because the open ends wear first

Specification

What you are ordering

ItemDetail
Base metalBrass (copper and zinc) or copper; heavier than 316L for the same volume
Weight2.0–4.5 g depending on band width and face
Band3–6 mm wide, with a 2–4 mm opening
AdjustmentFlexes roughly two US sizes; ends are rounded so they do not catch
PlatingGold, rose gold or rhodium plating; thickness stated per micron on the quotation
FinishPolished, satin or two-tone with the recesses darkened
SizingOne SKU covers a spread of sizes; sizing details below
MarkingYour own mark on the outer face on request

Variants

Configurations we build most often

Plain open band

The simplest form; the gap is the feature and nothing else competes with it.

Open with a face

A small flat or hammered plate on the outer face, so the ring still has a focus.

Rope-twist open

A twisted band either side of the opening; casting carries the rope detail cleanly.

Wide open cuff-style

A wider band reads as a statement ring and spreads the pressure of the flex.

Best for

Where this piece earns its keep

E-commerce and gifting

A ring that can be ordered without a size conversation, which removes the exchange cost.

Trial and travel ranges

Sold as an easy first purchase, then moved up to sized rings on reorder.

Fast-turn trend pieces

The design can be rerun in a new finish each season without touching the sizing.

Sizing

Sizes and how we set them

An open ring is sized by its inner circumference when relaxed, not by the gap. Tell us the centre size of your target run and we will set the gap so the ring adjusts about two US sizes either side of it, then confirm the range on the drawing.

DimensionGuidance
Centre sizeSpecify the middle of your target range, for example a size 7
AdjustmentAbout two US sizes either side of the centre, flexed by hand
Band width3–4 mm sits light; 5–6 mm reads as a statement ring
CautionRepeated flexing works the metal; advise customers not to open it further than needed

Price list

Quote a adjustable open ring

Send the basics and you will get an itemised price for this piece, plus a CAD drawing in 48 hours if you want it changed.

Reply within one working day · CAD in 48 hours · sample before bulk production · no obligation.

What you get

Quoted line by line, not as a lump sum

  • ✓Metal or base, plating in microns, stones and packing priced separately
  • ✓Weight and dimensions on the drawing before anything is cast
  • ✓A physical sample approved by you before any bulk run
  • ✓Photographs of your pieces at every production milestone
  • ✓Freight quoted for your route — courier, air or sea

Reply within one working day. No obligation, and no design file needed to start.

FAQ

Questions about this adjustable open ring

Does adjusting the ring damage the plating?
Flexing puts the most wear on the two tips, where the plating meets skin most often. The metal itself copes — brass casts and flexes well — but a light plating will burnish off the tips faster than on a closed band, so we quote the micron count and recommend a heavier run and a clear top coat for anything sold as everyday wear.
Will an open brass ring leave a mark on the skin?
Unplated copper and brass can leave a faint green trace where the metal meets sweat. The answer is the same as on any plated piece: keep the plating continuous on the contact faces, add a clear lacquer on the base where the design calls for it, and we will tell you design by design if it matters.
What size range can one ring actually cover?
Typically about two US sizes either side of the centre size you specify, which is why one SKU can replace a short size run. Beyond that the gap gets wide enough to look deliberate, so if you need a very broad range, order two centre sizes rather than one very adjustable ring.

Keep looking

Other pieces in this range

Hammered Band Ring

Hammered Band Ring

A cast brass band with a hand-hammered face, plated in gold, rose gold or rhodium. Hammering hides the small scratches a daily-wear ring collects, and brass is heavy for its volume, so the ring feels more substantial than steel at the same size. Plating thickness is quoted per micron, so its lifespan is a decision you make.

CZ Solitaire RingBestseller

CZ Solitaire Ring

A cast brass ring with a hand-set cubic zirconia centre, plated in gold, rose gold or rhodium. It delivers the stone-set look at the lowest cost in the range, because the metal is cheap and the setting, not the casting, is the operation that carries the price. Stone size and setting style are quoted as their own lines.

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Get the price list

Send your line sheet. Get a price list the same day.

Tell us the material, the pieces and the quantity. You will get our current price list, stock availability and lead time — and if it is a custom design, a CAD drawing within 48 hours.

  • ✓Price list per material, with MOQ and lead time on every line
  • ✓CAD drawing in 48 hours on custom designs
  • ✓Physical sample before any bulk run
  • ✓Photographs of your pieces at every production milestone

Price list

Price list, one working day

Two minutes to fill in. No design file needed to start.

Reply within one working day · CAD in 48 hours · sample before bulk production · no obligation.