培育鑽石是真鑽石嗎？

Is lab-grown a real diamond?

Shop the Collection Yes, and here is why

Carat Club Co. | Lab-Grown Excellence

Honest luxury, from Hong Kong.

Refined pieces.
Honest pricing.
Brilliance you can verify.

Shop the Collection

About Carat Club Co.

Carat Club Co. is a Hong Kong fine jewellery brand built on lab-grown diamonds, modern design, and pricing you can actually understand.

We put your money where it shows: the stone, the setting, and the craftsmanship, not marketing theatre or retail markups. Diamonds of 0.5 carat and above are individually IGI-certified, so the quality is verified, not just claimed.

The result is fine jewellery that feels luxurious, wears easily, and is priced with clarity.

Our Story

Free Shipping

Free Shipping for orders in Hong Kong

Quality Guarantee

QC in Hong Kong plus a one-year free repair guarantee

Online Support

Always here for you

Flexible Payment

Cards, Apple Pay, Google Pay and USDC

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Ask us anything!
Duet pear-cut lab-grown diamond drop earrings, 3 carats total, in 18K gold or PT950 platinum

Earrings

Shop all earrings
Woman wearing a diamond necklace with a dark background
Woman wearing a diamond necklace with a dark background
Necklaces
Close-up of an ear wearing a diamond earring with a blurred background
Close-up of an ear wearing a diamond earring with a blurred background
Ear Cuff
Man wearing a silver bracelet on his wrist, dressed in a white shirt and black shirt.
Man wearing a silver bracelet on his wrist, dressed in a white shirt and black shirt.
MEN Jewellery
Close-up of a woman wearing a diamond bracelet on a neutral background
Close-up of a woman wearing a diamond bracelet on a neutral background
Bracelet

Discover Our Collections

Bracelets Earrings Ear Cuffs Necklaces MEN
Seamless diamond tennis bracelet, a continuous line of lab-grown round brilliant diamonds in gold or platinum
Seamless diamond tennis bracelet, a continuous line of lab-grown round brilliant diamonds in gold or platinum

Seamless Diamond Tennis Bracelet

Regular price HK$13,500.00
Sale price HK$13,500.00 Regular price
Unit price
One unbroken line of light. Traditional tennis bracelets bury their diamonds in heavy metal settings....
Meridian men's emerald-cut tennis bracelet coiled under warm light, Carat Club Co.
Meridian men's emerald-cut tennis bracelet coiled under warm light, Carat Club Co.

Meridian Men's Emerald-Cut Tennis Bracelet

Regular price HK$31,000.00
Sale price HK$31,000.00 Regular price
Unit price
The emerald-cut tennis bracelet, built for a man's wrist. Most tennis bracelets use round brilliants....
Current diamond tennis bracelet, a fine line of lab-grown round diamonds in platinum-plated silver
Current diamond tennis bracelet, a fine line of lab-grown round diamonds in platinum-plated silver

Current Diamond Tennis Bracelet

Regular price HK$6,999.00
Sale price HK$6,999.00 Regular price
Unit price
The starter tennis bracelet. A fine, continuous line of small round brilliants in a classic...
Token of Love 1 carat lab-grown diamond cord bracelet in 18K gold on a signature red cord
Token of Love 1 carat lab-grown diamond cord bracelet in 18K gold on a signature red cord

Token of Love Diamond Cord Bracelet

Regular price HK$6,000.00
Sale price HK$6,000.00 Regular price
Unit price
Signature Red
Classic Black
Soft Pink
One carat, worn close to the pulse. A 1ct round brilliant in a sleek bezel...
Paradigm men's diamond tennis bracelet, lab-grown round brilliant diamonds in platinum or platinum-plated silver
Paradigm men's diamond tennis bracelet, lab-grown round brilliant diamonds in platinum or platinum-plated silver

Paradigm Men's Diamond Tennis Bracelet

Regular price HK$13,000.00
Sale price HK$13,000.00 Regular price
Unit price
The men's tennis bracelet, engineered. An unbroken band of round brilliants in a low-profile 4-prong...
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Essential lab-grown diamond solitaire stud earrings in 18K gold or PT950 platinum
Essential lab-grown diamond solitaire stud earrings in 18K gold or PT950 platinum

Essential Diamond Solitaire Studs

Regular price HK$2,300.00
Sale price HK$2,300.00 Regular price
Unit price
The everyday solitaire. One round brilliant, four prongs, nothing in the way of the light....
Origin lab-grown diamond solitaire stud earrings in platinum-plated sterling silver
Origin lab-grown diamond solitaire stud earrings in platinum-plated sterling silver

Origin Diamond Solitaire Studs

Regular price HK$999.00
Sale price HK$999.00 Regular price
Unit price
Your first real diamond. The entry point to the collection: the same fire as our...
Paradigm pear-cut lab-grown diamond stud earrings, 2 carats total, in 18K gold or PT950 platinum
Paradigm pear-cut lab-grown diamond stud earrings, 2 carats total, in 18K gold or PT950 platinum

Paradigm Pear Diamond Studs

Regular price HK$8,200.00
Sale price HK$8,200.00 Regular price
Unit price
The solitaire, elongated. A pear cut nestles against the ear's natural contour and frames the...
Vanguard men's lab-grown diamond stud earring in PT950 platinum or platinum-plated silver
Vanguard men's lab-grown diamond stud earring in PT950 platinum or platinum-plated silver

Vanguard Men's Diamond Solitaire Studs

Regular price HK$1,599.00
Sale price HK$1,599.00 Regular price
Unit price
One stud. Quiet confidence. No noise, no ornament. A single round brilliant in a clean...
Aria lab-grown diamond cascade drop earrings with a pear-cut drop in 18K gold or PT950 platinum
Aria lab-grown diamond cascade drop earrings with a pear-cut drop in 18K gold or PT950 platinum

Aria Diamond Cascade Drop Earrings

Regular price HK$13,000.00
Sale price HK$13,000.00 Regular price
Unit price
A quiet cascade. A 0.1ct round anchors the lobe; a pear-shaped drop falls below it,...
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Aura linear lab-grown diamond ear cuff, a single row of round diamonds in solid gold
Aura linear lab-grown diamond ear cuff, a single row of round diamonds in solid gold

Aura Linear Diamond Ear Cuff

Regular price HK$3,199.00
Sale price HK$3,199.00 Regular price
Unit price
A fine line of fire. A single row of round brilliants on a 2mm-slim cuff,...
Continuum pave lab-grown diamond ear cuff, three rows of round diamonds in solid gold
Continuum pave lab-grown diamond ear cuff, three rows of round diamonds in solid gold

Continuum Pavé Diamond Ear Cuff

Regular price HK$6,000.00
Sale price HK$6,000.00 Regular price
Unit price
The piercing you don't need. Three rows of hand-set round brilliants on a wide, mirror-polished...
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Axiom lab-grown diamond cross pendant necklace in 18K yellow gold
Axiom lab-grown diamond cross pendant necklace in 18K yellow gold

Axiom Diamond Cross Pendant

Regular price HK$6,000.00
Sale price HK$6,000.00 Regular price
Unit price
A cross, reduced to light. A slim geometric cross traced in micro-pavé round brilliants, with...
Rhapsody five-stone lab-grown diamond pendant necklace in PT950 platinum
Rhapsody five-stone lab-grown diamond pendant necklace in PT950 platinum

Rhapsody 5-Stone Diamond Pendant Necklace

Regular price HK$20,000.00
Sale price HK$20,000.00 Regular price
Unit price
Five stones, one line. Five graduating round brilliants aligned in a strict vertical drop, with...
Sweetheart pink lab-grown diamond heart pendant necklace
Sweetheart pink lab-grown diamond heart pendant necklace

Sweetheart Pink Diamond Pendant

Regular price HK$17,000.00
Sale price HK$17,000.00 Regular price
Unit price
Soft Pink
A pink diamond heart, done properly. The classic heart motif, redrawn with precise geometry: soft...
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Vanguard men's lab-grown diamond stud earring in PT950 platinum or platinum-plated silver
Vanguard men's lab-grown diamond stud earring in PT950 platinum or platinum-plated silver

Vanguard Men's Diamond Solitaire Studs

Regular price HK$1,599.00
Sale price HK$1,599.00 Regular price
Unit price
One stud. Quiet confidence. No noise, no ornament. A single round brilliant in a clean...
Axiom lab-grown diamond cross pendant necklace in 18K yellow gold
Axiom lab-grown diamond cross pendant necklace in 18K yellow gold

Axiom Diamond Cross Pendant

Regular price HK$6,000.00
Sale price HK$6,000.00 Regular price
Unit price
A cross, reduced to light. A slim geometric cross traced in micro-pavé round brilliants, with...
Meridian men's emerald-cut tennis bracelet coiled under warm light, Carat Club Co.
Meridian men's emerald-cut tennis bracelet coiled under warm light, Carat Club Co.

Meridian Men's Emerald-Cut Tennis Bracelet

Regular price HK$31,000.00
Sale price HK$31,000.00 Regular price
Unit price
The emerald-cut tennis bracelet, built for a man's wrist. Most tennis bracelets use round brilliants....
Paradigm men's diamond tennis bracelet, lab-grown round brilliant diamonds in platinum or platinum-plated silver
Paradigm men's diamond tennis bracelet, lab-grown round brilliant diamonds in platinum or platinum-plated silver

Paradigm Men's Diamond Tennis Bracelet

Regular price HK$13,000.00
Sale price HK$13,000.00 Regular price
Unit price
The men's tennis bracelet, engineered. An unbroken band of round brilliants in a low-profile 4-prong...
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Vanguard men's lab-grown diamond stud earring worn

100% Insured Delivery

Every Carat Club Co. piece is dispatched with full complimentary transit insurance. From our hands to yours, experience complete security and effortless peace of mind.

The Signature Presentation

Designed for unforgettable gifting. Our heavyweight signature box delivers a commanding first impression, setting the perfect stage for the brilliance inside.

Welcome to the Club

Your official entry into effortless luxury. Inside, you'll find a personalized welcome card containing an exclusive members-only privilege for your next purchase.

The Unboxing Ritual

Crafted from premium, tactile materials to elevate your everyday luxury. Every structural detail is engineered to make the reveal as flawless as the diamond itself.

For decades, fine jewellery has been priced through layers of markups.

We do things differently.

No inflated margins.
No unnecessary costs.
Just diamonds, made to be worn.

About Us

Why Carat Club Co.

About Us

Why Carat Club Co.