A vintage Seisakusho Japanese Eyedropper Fountain Pen with a Parley 14K Gold Flex Nib. The nib is stamped with the JIS registration number 3231, which was registered to the company Ishikawa-Kinpen Seisakushô which belonged to the Japanese nibmeister Kato Kiyoshi. The 14K gold "Parley" nib offers a wonderful flex-nib writing experience. This pen is crafted out of solid hard-rubber, or ebonite, then coated with urushi lacquer.

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. 90 day warranty on service work. 

- Manufacturer/Model: Ishikawa-Kinpen Seisakushô Eyedropper
- Year of Manufacture: Unknown, 1970's to late 1980's
- Color: Black
- Material: Ebonite (Hard Rubber), Urushi Lacquer
- Nib: 14K Gold Osmiridium Parley Fine Flexible Nib
- Filling System: Eyedropper w/ Shut-off Valve
- Condition Rank: C, Good Condition. Minor scratches and scuffs can be seen. Please see photos.
- Warranty: 90 days on service work
- 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.