Natural Black Obsidian Donut Pendant Necklace — Ping An Kou Protection Amulet

$35.00 ~~$60.00~~ Save $25.00

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The Circle of Safety — Black Obsidian Ping An KouThis Natural Black Obsidian Donut Pendant Necklace embodies one of the most beloved protective symbols in Chinese culture: the Ping An...

Details & Care

The Circle of Safety — Black Obsidian Ping An Kou

This Natural Black Obsidian Donut Pendant Necklace embodies one of the most beloved protective symbols in Chinese culture: the Ping An Kou, or Peace Clasp. The donut (bi disc) form — a perfect circle with an open center — has been used in Chinese ritual and protective jewelry for over 7,000 years. In deep, lustrous black obsidian, it becomes a talisman of exceptional power and timeless beauty.

Product Details

Natural black obsidian — deeply protective volcanic stone with mirror-like luster
Classic donut (bi disc) form — the Ping An Kou, symbol of peace and protection
Smooth, polished surface showcasing the stone’s natural depth and clarity
Each pendant is unique — natural variation in color and luster
Compatible with most necklace chains and cords

Ping An Kou — Peace in Every Circle

The Ping An Kou (平安扣) takes its name from the Chinese wish for peace and safety — ping an, meaning peaceful and safe. The circular form with its open center represents the unbroken cycle of protection surrounding its wearer: complete, continuous, and without end. In black obsidian — a stone revered for its ability to absorb negative energy and shield its wearer from harm — this ancient symbol achieves its fullest expression.

A deeply meaningful gift for travelers, new parents, or anyone facing change and challenge who deserves the assurance of protection and peace.

Shipping & Returns

Free shipping on orders over $30. Orders ship within 5–10 business days worldwide.

7-day quality guarantee: if you're not happy with your piece, contact us for a replacement or refund.

Contact

Questions about this piece? Contact our team — we're happy to help.

Size Guide

01 Bangle size

Lay your palm flat and measure its widest point with a ruler. Do not include the thumb.

Palm width → bangle diameter

Palm width	Bangle diameter
62–64 mm	52–54 mm
66–70 mm	54–56 mm
70–74 mm	56–58 mm
74–78 mm	58–60 mm
78–82 mm	60–62 mm
82–86 mm	62–64 mm
86–90 mm	64–66 mm
90–94 mm	66–68 mm

Palm width is not bangle diameter. If you are between sizes, choose the larger size.

02 Bracelet size

Wrap a tape snugly around your wrist bone without squeezing.

Find your recommended bracelet size

Size	Wrist	Recommended bracelet length
XS	13–13.5 cm	15 cm
S	14–14.5 cm	16 cm
M	15–15.5 cm	17 cm
L	16–16.5 cm	18 cm
XL	17–17.5 cm	19 cm
XXL	18–18.5 cm	20 cm

Use this as a fit guide. Choose the nearest bracelet length actually available on the product.

03 Ring size (US)

Wrap a narrow paper strip snugly around the base of your finger without tightening. Mark the overlap, lay it flat and measure in millimetres. Match this circumference to a US size below.

Approximate US ring size reference

US size	Inner diameter (mm)	Finger circumference (mm)
4	14.9	46.8
4.5	15.3	48
5	15.7	49.3
5.5	16.1	50.6
6	16.5	51.9
6.5	16.9	53.1
7	17.3	54.4
7.5	17.7	55.7
8	18.1	57
8.5	18.5	58.3
9	18.9	59.5
9.5	19.4	60.8
10	19.8	62.1
10.5	20.2	63.4
11	20.6	64.6
11.5	21	65.9
12	21.4	67.2

Between sizes? Consider the larger size; wide bands may fit more tightly. For adjustable rings, check the listed adjustment range. Choose only a size actually offered on this product.

04 Necklace length

Cut a piece of string to the listed chain length and place it around your neck to check where it falls.

Necklace length reference · S–XL

Guide size	Length (cm)	Length (inches)
S	40.6	16
M	45.7	18
L	50.8	20
XL	61.0	24

S–XL are reference labels for this guide, not universal sizes or stock options. Pendant drop is separate. Placement varies with neck size and body proportions; the illustration is not to scale. Check the chain and extension lengths actually offered on the product.

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