We Guarantee Authenticity for Every Item.

 

Sigma Collective Promise

"At Sigma Collective, we guarantee the authenticity of every item.

The true allure of vintage lies not only in its design or rarity but also in the inherent value of being genuine.

To ensure your peace of mind, we perform thorough authenticity checks on all our items."

Our Authentication Process

Expert Examination and Verification
Our team includes professionals in house appraisers with over 10 years of experience. With specialized knowledge and extensive expertise, they thoroughly inspect every item.

For ultimate accuracy, all items are reviewed and verified by multiple experts before certification.

100% Authenticity Guarantee

If you purchase is found to be counterfeit, Sigma Collective offers a full refund.
Your trust is our top priority, so you can shop at ease and enjoy happy shopping experience.

The Charm of Vintage

Vintage items captivate with their unique designs, exceptional craftsmanship, and rarity.
Each piece in the Sigma Collective collection is carefully curated, offering you something truly special to enhance your lifestyle.

 

"At Sigma Collective, we deliver authenticity and peace of mind with every extraordinary piece."

 

Condition Rank

Rank	Description (EN)
S	Mint condition, like new.
SA	Unused / Display Item / Almost new, very slight signs of storage or trial only.
A+	Near unused condition, extremely clean and close to new.
A	Used a few times, minimal signs of use, beautiful condition.
AB+	Some small scratches or signs of use, still clean and good overall condition.
AB	Some wear and scratches, moderate signs of use, good condition.
B+	Noticeable wear and aging, still in fair and usable condition.
B	Visible damage, scratches, stains; still functional and usable.
BC	Heavy signs of wear and damage, usable but worn overall.
C	Junk / Broken or defective parts; not recommended for normal use.
Refinished	Pre-owned, refurbished or newly polished.