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GM Collin Diamond Serum – 1oz

$230.00

Benefits

  • Protects the skin from the environmental stressors
  • Revitalizes the skin
  • Reinforces the skin’s hydration barrier
  • Visibly reduces the signs of aging
  • Improves the skin’s texture
  • Enhances radiance and luminosity
  • Velvety, melting texture
  • Delicate and sensual fragrance subtly combining floral, warm woody notes and tender musk
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GM Collin Diamond Serum is a lightweight, fast-absorbing facial serum suited for multiple skin types, including combination and sensitive skin, that users report improves radiance, smooths texture, and reduces the appearance of fine lines and dark circles.

GM Collin Diamond Serum

GM Collin Diamond Serum offers the ultimate luxury in one serum. Effective ingredients help protect, moisturize and visibly reduces the signs of aging.

Anti-aging serum combining luxury and cutting-edge technology, formulated with precious and effective ingredients to provide a remarkable sensory experience.

All skin types and conditions.

Benefits

  • Protects the skin from the environmental stressors
  • Revitalizes the skin
  • Reinforces the skin’s hydration barrier
  • Visibly reduces the signs of aging
  • Improves the skin’s texture
  • Enhances radiance and luminosity
  • Velvety, melting texture
  • Delicate and sensual fragrance subtly combining floral, warm woody notes and tender musk

How to use

  • Apply every morning and/or evening on a clean skin (after having used the appropriate G.M. Collin cleanser and treating lotion)
  • To maximize the results and achieve a younger-looking, glowing complexion, combine the G.M. Collin Diamond Serum with the G.M. Collin Diamond Cream.

GM Collin Diamond Serum Ingredients: WATER/EAU, GLYCERIN, CYCLOPENTASILOXANE, PENTYLENE GLYCOL, MALTODEXTRIN, BUTYLENE GLYCOL, DIMETHICONE, CYCLOHEXASILOXANE, ALBIZIA JULIBRISSIN BARK EXTRACT, SODIUM POLYACRYLATE, SQUALANE, CITRULLUS LANATUS (WATERMELON) FRUIT EXTRACT, LENS ESCULENTA (LENTIL) FRUIT EXTRACT, PYRUS MALUS (APPLE) FRUIT EXTRACT, SODIUM HYALURONATE, DECARBOXY CARNOSINE HCL, BIOSACCHARIDE GUM-1, MADECASSOSIDE, METHYLGLUCOSIDE PHOSPHATE, PSEUDOALTEROMONAS EXOPOLYSACCHARIDES, COPPER LYSINATE/PROLINATE, SODIUM PCA, PLANKTON EXTRACT/EXTRAIT DE PLANCTON, ARTEMIA EXTRACT, COENOCHLORIS SIGNIENSIS EXTRACT, DIAMOND POWDER, ACETYL HEXAPEPTIDE-8, GLUCOSE, ACETYL HEXAPEPTIDE-51 AMIDE, TRIFLUOROACETYL TRIPEPTIDE-2, PALMITOYL TRIPEPTIDE-1, PALMITOYL TETRAPEPTIDE-7, DIMER TRIPEPTIDE-43, PENTAPEPTIDE-34 TRIFLUOROACETATE, ACETYL SH-PENTAPEPTIDE-35, PHENOXYETHANOL, POTASSIUM SORBATE, POLYMETHYLSILSESQUIOXANE, HYDROXYETHYL ACRYLATE/SODIUM ACRYLOYLDIMETHYL TAURATE COPOLYMER, PROPANEDIOL, POLYSILICONE-11, SYNTHETIC FLUORPHLOGOPITE, FRAGRANCE, TITANIUM DIOXIDE, SODIUM LACTATE, DIMETHICONOL, XANTHAN GUM, TRIETHANOLAMINE, CARBOMER, POLYSORBATE 20, DECYL GLUCOSIDE, LECITHIN, TIN OXIDE, DEXTRAN, CHONDRUS CRISPUS (CARRAGEENAN) EXTRACT, SILICA

 

★★★★★★★★★★5.0· 13 customer reviews

What Customers Are Saying

Buyers consistently report that this serum delivers visible results across multiple skin concerns. Users note improved radiance, smoother texture, and reduced appearance of fine lines and dark circles within days to weeks of use. The lightweight, silky formula absorbs quickly and layers well under makeup without pilling. Many appreciate its pleasant sensory experience, including the texture and scent. The serum works effectively for various skin types, including combination and sensitive skin, and functions well as a hydrating base under other products. Several long-term users in their 60s report sustained improvements in skin smoothness and overall appearance. The product is frequently repurchased, indicating strong satisfaction and reliability.

R
★★★★★

“I bought the full collection—serum, day cream, and night cream—and I'm impressed. The serum absorbs quickly and leaves my skin looking fresh and radiant. After finishing the first bottle, my face's contours actually improved, and people even asked if I'd lost weight.”

via retailer review
R
★★★★★

“The lightweight, silky formula applies smoothly around my eyes and layers beautifully under makeup without pilling under concealer. After a week, my eye area felt softer and more hydrated, which made fine lines appear less visible. It didn't cause any milia and worked well as a moisture barrier…”

via retailer review
R
★★★★★

“This serum is a great gift, especially when skin feels tired. I noticed a real boost in radiance, and the texture improved over time. My combination skin with occasional breakouts handled it perfectly, and I love wearing it under my CC cream.”

via retailer review
R
★★★★★

“I really like this serum. It has a smooth, silky feel that's pleasant to apply, and it works well for my skin.”

via retailer review

Most Mentioned Benefits

  • Improves radiance and glow
  • Reduces fine lines and dark circles
  • Lightweight, silky texture
  • Absorbs quickly without pilling
  • Works well under makeup

Best For

Best for sensitive or reactive skin looking for a concentrated daily serum. Many reviewers reach for it as a layering step under moisturizer, and most often mention improves radiance and glow.

Things to Know Before Buying

  • Results vary by skin type and routine

Review-Based SEO Summary

Based on customer review themes, GM Collin Diamond Serum is most often researched by shoppers looking for a concentrated daily serum and the benefits reviewers highlight most — improves radiance and glow and reduces fine lines and dark circles. Across 13 customer reviews it averages 5.0 out of 5.

Based on paraphrased themes and quotes from 13 customer reviews across Amazon, Gmcollin — independent of organicskincare.com. Compiled June 2026; paraphrased to comply with platform attribution rules. Individual experiences vary.

GM Collin Diamond Serum is a concentrated daily serum. It's most often chosen for sensitive or reactive skin, with reviewers highlighting improves radiance and glow.

Frequently Asked Questions

What is GM Collin Diamond Serum?

GM Collin Diamond Serum is a concentrated daily serum. Buyers consistently report that this serum delivers visible results across multiple skin concerns. Users note improved radiance, smoother texture, and reduced appearance of fine lines and dark circles within days to weeks of use. The lightweight, silky formula absorbs quickly and layers well under makeup without pilling. Many appreciate its pleasant sensory experience, including the texture and scent. The serum works effectively for various skin types, including combination and sensitive skin, and functions well as a hydrating base under other products. Several long-term users in their 60s report sustained improvements in skin smoothness and overall appearance. The product is frequently repurchased, indicating strong satisfaction and reliability.

Who is GM Collin Diamond Serum best for?

Best for sensitive or reactive skin looking for a concentrated daily serum. Many reviewers reach for it as a layering step under moisturizer, and most often mention improves radiance and glow.

What benefits do reviewers mention for GM Collin Diamond Serum?

Reviewers most often mention improves radiance and glow, reduces fine lines and dark circles, lightweight, silky texture.

How is GM Collin Diamond Serum typically used?

It's commonly used as a layering step under moisturizer. Follow the directions on the product, and patch-test first if your skin is sensitive.

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