Discover Rare & Collectible Postal Stamps
From British India rarities to modern commemoratives — explore 1,800+ authentic stamps curated by a lifelong collector
Featured Stamps
Hand-picked rarities from our collection
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Sale!
India 1984 Set of 10 Postal Brochures (Information Sheets) UNSTAMPED – Multicolor (Set- B)
Original price was: ₹178.00.₹115.00Current price is: ₹115.00. -
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Flash Sale
Limited-time discounts on hand-picked stamps. Save up to 30% across the collection.
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Sale!
India 1953 Complete Year Pack (Brown Gum – See Images) – MNH
Original price was: ₹2,905.00.₹2,445.00Current price is: ₹2,445.00. -
Sale!
Andhra Pradesh – Set of 3 Special Covers Issued by Department of Posts – Multicolor
Original price was: ₹136.00.₹112.00Current price is: ₹112.00. -
Sale!
ODISHA – Set of 8 Postal FDC & Special Covers – Multicolor, for Collection
Original price was: ₹269.00.₹210.00Current price is: ₹210.00. -
Sale!
India 1994 Endangered Water Birds (Withdrawn Issue) – Pinkheaded Duck – Mint Unhinged Postage Stamp for Collection, Multicolor
Original price was: ₹2,075.00.₹1,758.00Current price is: ₹1,758.00. -
Sale!
India 1991 Yogasana – Ustrasana – Postage Stamp Mint Unhinged
Original price was: ₹125.00.₹110.00Current price is: ₹110.00. -
Sale!
India 1991 International Conference on Youth Tourism Postage Stamp Mint Unhinged
Original price was: ₹30.00.₹22.00Current price is: ₹22.00. -
Sale!
India 1991 India Tourism Year Postage Stamp Mint Unhinged
Original price was: ₹30.00.₹22.00Current price is: ₹22.00. -
Sale!
India 1984 & 1986 – Set of 10 Postal Brochures (Folders – Information Sheets) – UNSTAMPED – Multicolor
Original price was: ₹175.00.₹114.00Current price is: ₹114.00.
Shop by Category
Browse our curated collections of rare and collectible postal stamps
Indian Stamps
1,600+ stamps from British India to modern commemoratives
Foreign Stamps
Stamps from Germany, USSR, Romania & more
First Day Covers
Commemorative FDCs from India and worldwide
Miniature Sheets
Collectible souvenir sheets and mini sheets
Sets & Year Packs
Complete stamp sets and annual year packs
British India
Rare stamps from the British colonial era
Browse All Categories
Explore our complete collection organized by era, region, and type
Indian Stamps
By Format
Authentic & Verified
Every stamp in our collection is carefully verified for authenticity and condition
Decades of Expertise
Curated by a collector with over 30 years of philatelic experience
Secure Shipping
Carefully packed and shipped across India. Free shipping on orders above ₹5,000
A Passion for Philately
Sigma Stamps was founded by Bhanoji Rao Vadlamani, a former banker with over 30 years of philatelic experience. What started as a personal passion has grown into one of the most comprehensive online stamp stores in India.