SKU: 72766610698

TWSBI Diamond 580 Nib Set

Sale price$20.69 Regular price$22.99
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Ships within 48 hours · Estimated delivery Jul 23 - Jul 28

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Description

TWSBI Diamond 580 Nib SetSpare Nib Sets for Diamond 580 fountain pen Choice: EF, F, M, B, Stub1. 1 Will fit the previous generation 540 and 530 fountain pens. Easy holder case for storage when not in use. Quick and Simple changes between nibs. No hassle. A quick no brainer guide in choosing nib sizes in an overly complicated fountain pen world: If you write small, go with an EF For the normal writer, F is the most popular If you tend to lean on a bigger font, M will be

Spare Nib Sets for Diamond 580 fountain pen

Choice: EF, F, M, B, Stub1.1

Will fit the previous generation 540 and 530 fountain pens. 

Easy holder case for storage when not in use. 

Quick and Simple changes between nibs. No hassle

A quick no brainer guide in choosing nib sizes in an overly complicated fountain pen world:

If you write small, go with an EF
For the normal writer, F is the most popular
If you tend to lean on a bigger font, M will be perfect
B is for statements!! Sign a check in B, write a header in B, do some coloring/shading in B
Stub nibs are italic in writing style (have a special card or invitation to write?)

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 72766610698

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4.8 ★★★★★
Based on 30 reviews
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Nick
Phoenix, US
★★★★★ 5
Great quality and fast shipping
Size: Medium, Color: (001) Black / Black / Castlerock
These socks are tight but after the first wash and dry , they fit perfect and NEVER slide off , ordered a second pack
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 24, 2026
B
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Bargain Rig
Waukegan, US
★★★★★ 5
Comfortable, Durable, and Stylish
Perfect gift choice! Excellent quality socks with a variety of colors to match any wardrobe.
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Reviewed in the United States on November 30, 2025
M
Verified Purchase
Maranda
Whiting, US
★★★★★ 5
Great fit
Size: Medium, Color: White
Perfect fit and they don't slide off the back of your ankle.
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Reviewed in the United States on March 16, 2026
J
Verified Purchase
Jessica Burdett
San Leandro, US
★★★★★ 5
Best socks!
Size: Medium, Color: Blue
I love these socks! They last for years and they fit so nicely on my feet. I love that I can wear the in tennis shoes or wool boots and they never move!
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Reviewed in the United States on October 21, 2025
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Verified Purchase
john jeffrey elliott
Fort Morgan, US
★★★★★ 1
TOO SMALL
Size: Medium, Color: Blue
Nice socks, but they are way too small. Says they fit size 6 - 10. I kept 3 ( I wear size 8) and gave 3 to my daughter (size 8.5). We both agreed that they were just too small.
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Reviewed in the United States on May 12, 2026

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