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For the very best 20th century regular stamps, explore the vast array of stamps collected and curated by Collectors Corner. We work with the best auction houses and top dealers to find you authentic stamps, as verified by the Professional Stamp Experts. We offer fair prices for these hard-sought stamps and the price range varies for amateur collectors to professional philatelists.

20th Regular

Year Issued     Price    
Grade      Jumbo Only?
Last Changed Seller
Listing Type
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Item Count: 569
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Image Grade Description Price

98 Used
Posted: 02/17/24

0 Mint OGph
Scott# 300b, 1903 1c Blue green booklet pane, PSE Ungraded 0, Mint OGph

300b XF, LH, rarely ever found this well centered with deep vivid color. ...
Posted: 02/15/24

0 Mint OGnh
Posted: 01/23/19

95 Mint OGnh
Posted: 02/16/24

80 Mint OGnh
Scott# 303, 1903 4c Brown, PSE VF 80, Mint OGnh

VF-XF NH but (Graded VF 80) no gum bends or skips (SMQ $140) w/2017 PSE C...
Posted: 01/10/24

85J Used
Posted: 10/21/19

80J Mint OGnh
Scott# 304, 1903 5c Blue, PSE VF 80J, Mint OGnh

US SCOTT #304, Mint-VF-OG-NH Graded 80J PSE Cert
Posted: 03/24/20

85 Used
Posted: 07/08/19

95 Used
Scott# 306, 1902 8c Violet black, PSE XF-Sup 95, Used

An exemplary stamp in all respects.
Posted: 04/02/20

95J Used
Scott# 306, 1902 8c Violet black, PSE XF-Sup 95J, Used

A superb example of the 1902 issue with this one being a jumbo!
Posted: 09/03/23

85 Mint OGnh
Scott# 308, 1902 13c Purple black, PSE VF-XF 85, Mint OGnh

XF for this, NH, (Graded VF-XF 85), no gum bends or skips (SMQ $200) w/20...
Posted: 12/04/23

95J Mint OGnh
Scott# 308, 1902 13c Purple black, PSE XF-Sup 95J, Mint OGnh

XF-S NH JUMBO margins. Immaculate gum, not a single gum bend or skip. Dee...
Posted: 06/08/23

0 Mint OGnh
Posted: 04/08/19

90 Used
Scott# 309, 1903 15c Olive green, PSE XF 90, Used

XF, face-free cancel, hard to find this nice (Graded XF 90) (SMQ $70) w/2...
Posted: 01/10/24

0 Mint OGnh
Scott# 310, 1903 50c Orange, PSE Ungraded 0, Mint OGnh

US SCOTT #310, Mint-F-VF-OG-NH Great Color PSE Cert SCV $1,150 "Post Offi...
Posted: 06/11/20

80 Mint OGh
Scott# 310, 1903 50c Orange, PSE VF 80, Mint OGh

VF LH, fairly large margins, gorgeous color (Graded VF 80) (SMQ $400) 202...
Posted: 07/07/23

90 Used
Scott# 310, 1903 50c Orange, PSE XF 90, Used

XF-S, very lightly cancelled (Graded XF 90) (SMQ $125) w/2010 PSE Certifi...
Posted: 10/18/23

0 Mint OGnh
Scott# 311, 1903 $1 Black, PSE Ungraded 0, Mint OGnh

S SCOTT #311, Mint-F-VF-OG-NH "Immaculate" PSE Cert SCV $1,800 Post Offic...
Posted: 06/11/20

95 Used
Posted: 02/17/24

98 Mint OGph
Scott# 312, 1903 $2 Dark blue, PSE Superb 98, Mint OGph

SUPERB VLH, a magnificent example with mathematically perfectly centered ...
Posted: 11/15/23
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