Natural Stone Size Guide

Natural Gemstones: Each gemstone is a gift from nature and may contain natural inclusions such as fiber-like veins, ice cracks, or mineral companions that indicate authenticity.

Size Tolerance: Due to variations between different batches or materials, slight size differences are common. The industry standard error margin is within ±0.5mm.

Color Variation: Because of lighting conditions, screen differences, and personal color perception, slight color variations may occur. The actual product color shall prevail.

Beads String Sizes

Beads Size	Actual Size Range	Length (cm)	Approx PCS/Strand	Approx Hole Size	Approx Weight/Strand
2mm	1.8–2.8mm	35–38	190–195	0.5mm	4–6g
3mm	2.8–3.8mm	35–38	120–126	0.7mm	6–9g
4mm	3.8–4.8mm	35–38	90–95	0.8–1.0mm	11–17g
5mm	4.8–5.8mm	35–38	70–76	0.8–1.0mm	15–24g
6mm	5.8–6.8mm	35–38	60–63	0.9–1.2mm	22–34g
7mm	6.8–7.8mm	35–38	50–54	0.9–1.2mm	28–44g
8mm	7.8–8.8mm	35–38	45–47	0.9–1.2mm	38–60g
9mm	8.8–9.8mm	35–38	40–42	0.9–1.2mm	45–71g
10mm	9.8–10.8mm	35–38	36–37	1.0–1.2mm	58–94g
12mm	11.8–12.8mm	35–38	31–32	1.2–1.5mm	80–133g
14mm	13.8–14.8mm	35–38	26–27	1.2–1.5mm	110–180g
16mm	15.8–16.8mm	35–38	22–23	1.2–1.5mm	140–230g
18mm	17.8–18.8mm	35–38	21	1.2–1.5mm	180–298g
20mm	19.8–20.8mm	35–38	19	1.2–1.5mm	230–374g

Bracelet Sizes

Beads Size	Bracelet Length	Number of Beads	Weight	Style	Suitable Wrist Size
6mm	17–18cm	28–29	10–17g	Petite female style	14.5–15cm
8mm	18–19cm	22–23	17–30g	Standard female style	15–15.5cm
10mm	19–20cm	18–19	28–47g	Slightly plump female style	16–16.5cm
12mm	20–21cm	16–17	43–73g	Slim male style	17–17.5cm
14mm	21–22cm	14–15	59–100g	Standard male style	17.5–19cm
16mm	22–23cm	13–14	82–140g	Slightly sturdy male style	19–19.5cm
18mm	22–23cm	13–14	100–170g	Strong male style	19.5–20cm

* Weight may vary depending on the material.

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Natural Stone Size Guide