18g-16g Internally Threaded Opal Galaxy Cluster Top - Price Per 1

In stock
As low as $8.99
More Information
SKU derm287-anod
Weight 0.0014
Brand Painful Pleasures
Material Titanium 6Al-4V-Eli ASTM F-136
Threading Internal 0.9mm

Style 10 Single Opal Color Cluster Top – 4mm, 2 x 3mm, 4 x 2mm – 0.9mm Internal – Price per 1

The Opal Galaxy Cluster Top is a fun and unique alternative for dermal, surface, labret piercings, and more. This galactic style features seven matching opals total as one top; a 4mm opal is at the center with a 3mm and two 2mm opals on each side. It has internal 0.9mm threading located on the 4mm opal, which is compatible with our standard 18g-16g internally threaded jewelry. This top is available in two colors:  Dark Lapis or White Opal. They are bezel-set on high quality titanium and for a small fee, can be anodized to one of 26 colors at our Hanover, MD Painful Pleasures facility. This listing is for the top only; please see below for a list of compatible jewelry.

Please Note:  The Opal Chart in the gallery of images is for reference only; not all colors are available with this top. Please select from the available options in the drop-down menu.


  • Material:  Titanium 6Al-4V-Eli ASTM F-136
  • Gauge:  18g – 16g (1.0mm – 1.2mm)
  • Opal Sizes:  4mm, 2 x 3mm, 4 x 2mm
  • Threading:  Internal 0.9mm
  • Dimensions:  10mm x 6mm (L x W)
  • Available Colors:  Dark Lapis, White Opal
  • 26 Anodized color options
  • Price per one top

18g Compatible Jewelry:

18g Stainless Steel Labret Post 
18g Stainless Steel Small Back Labret Post

16g Compatible Jewelry:

16g Stainless Steel Rounded Back Labret Post
16g Stainless Steel Flat Back Labret Post
16g Titanium Flat Back (4mm Disc) Labret Post 
16g Titanium Flat Back (2.5mm Disc) Labret Post 
16g Stainless Steel Straight Barbell
16g Titanium Surface Barbell

Size Table

Standard Body Jewelry Measurements

The following webchart is a quick reference guide for standard body jewelry measurements and how to measure basic body jewelry. Please print this webchart to help measure your body jewelry accurately.

Size Reference Chart

Visit our PainfulPleasures Infocenter for additional body jewelry information. There, you will find detailed articles on standard body jewelry sizes, how to measure body jewelry, basic body jewelry, and more.

Standard Body Jewelry Threading

Ensure compatibility between standard (non-custom) PainfulPleasures body jewelry parts using the tables below. More information on threading, including custom thread patterns, can be found in our Threading Infocenter article.

Internally threaded jewelry has a threaded post on the top and/or end, which is then inserted into a threaded hole in the barbell shaft.

Internal Thread Patterns by Gauge


18g, 16g

14g, 12g


Internal Thread Pattern

0.8mm or 0.9mm



Externally threaded jewelry has a threaded post on the barbell shaft, which is then inserted into a threaded hole in the top and/or end.

External Thread Patterns by Gauge


18g, 16g

14g, 12g, 10g

External Thread Pattern



View Shipping & Return Policies
Reviews / Questions