Ban-Ei Black Ebonite Eyedropper G.K. Fountain Pen handmade by master Japanese pen maker Eisuke Sakai. This pen features a Warranted 14K Gold EF nib made by legendary Japanese nib master Ginjiro Kabutogi, and is stamped with one of his calling cards “50” This 14K Gold nib offers and amazingly unique writing experience. This Pen is in excellent condition. Minor scratches and scuffs can be seen on the barrel and cap.

This pen has had the worn out, original cork shutoff valve seal replaced with o-rings. Providing a great alternative to prevent leaks near the back of the pen. 

- Manufacturer/Model: Ban-Ei (Eisuke Sakai) Eyedropper
- Year of Manufacture: Unknown, possibly 1960's or 1970’s
- Color: Black
- Material: Ebonite (Hard Rubber)
- Nib: 14K Gold Warranted G.K. made “50” EF Nib
- Filling System: Eyedropper w/ Shut-off Valve
- Condition Rank: A, Excellent, Serviced
- Country of Manufacture: Japan

Condition Rank Guide:
-N: Item is in New Old Stock condition (NOS). Shows little to no signs of use apart from some minor handling wear.
-A: Item is in Excellent condition. Micro-scratches can be seen on the barrel, cap, and/or grip section. No noticeable scuffs, chips, or cracks.
-B: Item is in Very Good condition. Minor scratches and scuffs can be seen on the barrel, cap, and/or grip section. No chips or cracks.
-C: Item is in Good condition. Moderate scratches and scuffs can be seen on the barrel, cap, and/or grip section. No chips or cracks.
-D: Item is in Fair condition. Heavy scratches and scuffs can be seen on the barrel, cap, and/or grip section. May have small chips or cracks. See description.
-F: Item is in Poor condition. Item is not functional. For parts or repair only.