Skip to content


It looks like you are viewing outside of the U.S.

Ordering from your location is currently not available.

Check the Dealer Locator for retailers near you.

We appreciate your interest and hope to serve you in the future

R51 Fountain Pen Mystery Box


Mystery Box is back! — In a Fountain Pen edition. A universe of unique treasures, making every unboxing an adventure. This latest Fountain Pen (FP) Mystery Box contains a classified and curated selection from across all our fountain pens handpicked from our team of specialists. These items could be officially licensed items or timeless classic designs. The contents are dispatched randomly, orbiting around our stock available at the time, regretfully preventing us from accommodating specific requests that could disrupt the mission timeline. Choose from two FP Mystery Boxes to commence your Retro Journey:

Tier I: available for $145.00 has an array of 2 fountain pens and 1 'FP to Rollerball' Conversion kit + Pocket notebook
Tier II: available for $195.00 has an array of 2 fountain pens, 1 'FP to Rollerball' Conversion kit, 1 Rollerball pen + an extra accessory

The surprises await – are you ready to embark on this thrilling journey?

Due to the nature of the Mystery Box, Retro51 does not guarantee or ensure specific items, or that any box will contain entirely different products. Returns, replacements, or exchanges cannot be accommodated. Writing instrument 1-year warranty still applies. All mystery box sales are final.

All Mystery Boxes are excluded from all other offers, except for free domestic shipping over $75(option offered at checkout). *Note: the actual appearance of the box may differ from the images shown.

Option: Tier I
Details & Specifications:

• Tier I Price: $145.00 = 2 fountain pens and 1 'FP to Rollerball' Conversion kit.
• Tier II Price: $89.99 = 2 fountain pens and 1 'FP to Rollerball' Conversion kit, 1 Rollerball pen + accessory
• Hand-picked assortment
• No returns or exchanges available.
• Writing instrument 1-year warranty still applies - View below for more Warranty Info.

Warranty Information

Our writing instruments have a Limited One Year Warranty on all Retro51 writing instruments to the original consumer for a period of one year from the date of purchase with the purchased unit free of defects in materials and workmanship under normal use.

To learn more, please visit our Warranty Information page

Shipping Information

We want to get your Retro 51® purchase to you as soon as possible. To achieve this, we utilize USPS® and UPS® for domestic shipments within the contiguous United States.

We are currently not shipping to US territories outside of the contiguous United States (*U.S. Territories include American Samoa, Guam, Marshall Islands, Micronesia, North Mariana Islands, Palau, Puerto Rico, and the U.S. Virgin Islands.).

International shipping is currently not available.

For orders over $75, Retro 51 offers free domestic standard shipping. Orders below $75 will be charged the carrier rate calculated at checkout. To view the shipping rate you may add items to your cart, and through the checkout process may see the different shipping methods and costs before placing an order. Carrier rate calculations vary, and are based on order size and destination of delivery.

Orders are typically processed within 4 business days*, after receiving your order confirmation email. *Please allow for additional production time for made-to-order products as we ensure exceptional quality and craftsmanship. If the order is placed after 12:00 PM CT, it may also need an extra business day for processing.  This excludes weekends and holidays. *Additional processing time may be required during peak shipping seasons.

To learn more, please visit our Shipping Information page

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare