Crystal Size Reference Guide

Use this reference guide to convert between centimeters, millimeters, and inches when shopping for crystals. All Crystal Destiny product listings show measurements in millimeters (mm).

Crystal size reference chart

CM to MM to Inches Conversion Chart

Centimeters (cm) Millimeters (mm) Inches (in)
0.5 cm 5 mm 0.2 in
1 cm 10 mm 0.39 in
1.5 cm 15 mm 0.59 in
2 cm 20 mm 0.79 in
2.5 cm 25 mm 0.98 in
3 cm 30 mm 1.18 in
3.5 cm 35 mm 1.38 in
4 cm 40 mm 1.57 in
4.5 cm 45 mm 1.77 in
5 cm 50 mm 1.97 in
5.5 cm 55 mm 2.17 in
6 cm 60 mm 2.36 in
6.5 cm 65 mm 2.56 in
7 cm 70 mm 2.76 in
7.5 cm 75 mm 2.95 in
8 cm 80 mm 3.15 in
8.5 cm 85 mm 3.35 in
9 cm 90 mm 3.54 in
9.5 cm 95 mm 3.74 in
10 cm 100 mm 3.94 in
11 cm 110 mm 4.33 in
12 cm 120 mm 4.72 in
13 cm 130 mm 5.12 in
14 cm 140 mm 5.51 in
15 cm 150 mm 5.91 in
16 cm 160 mm 6.30 in
17 cm 170 mm 6.69 in
18 cm 180 mm 7.09 in
19 cm 190 mm 7.48 in
20 cm 200 mm 7.87 in
25 cm 250 mm 9.84 in
30 cm 300 mm 11.81 in

Quick Reference

  • 1 cm = 10 mm = 0.394 inches
  • 1 inch = 25.4 mm = 2.54 cm
  • 1 mm = 0.1 cm = 0.039 inches

All Crystal Destiny product measurements are listed in millimeters (mm). Use this chart to convert to your preferred unit of measurement.

Scorpio Season · Oct 24 – Nov 22

The Scorpio Crystal Gift Box

It's Scorpio season. Celebrate it, or the Scorpio in your life, with a zodiac bracelet and a set of raw crystals traditionally paired with the sign, each explained on the card inside. It arrives in a black and gold keepsake box, ready to give.

$59.99 $47.99 Save 20% Gift boxed · all 12 signs available

Buy This Set Shop All Signs
♈︎Aries♉︎Taurus♊︎Gemini♋︎Cancer♌︎Leo♍︎Virgo♎︎Libra♏︎Scorpio♐︎Sagittarius♑︎Capricorn♒︎Aquarius♓︎Pisces
Scorpio Zodiac Crystal Gift Box with healing Amethyst, Green Fluorite, Red Jasper, Labradorite, Black Obsidian, Citrine, and a beaded bracelet. Scorpio
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