Badge had three classes.
![i-img1200x797-15726564236qyo47165970.jpg i-img1200x797-15726564236qyo47165970.jpg](https://asiamedals.info/data/attachments/276/276234-cf6c3ea0289a51fe60050d4e957c0759.jpg)
![i-img1200x797-1572656423hzmruy157928.jpg i-img1200x797-1572656423hzmruy157928.jpg](https://asiamedals.info/data/attachments/276/276235-20a257d4e80f5c099d328e2666bad82d.jpg)
First two classes were made in pure silver or silver-colored alloy and third class in bronze.
The suspension of 1st class badges reads
一等精勤章 - 1st class badge for diligent work
![i-img1200x797-1572656423fjcklq182860.jpg i-img1200x797-1572656423fjcklq182860.jpg](https://asiamedals.info/data/attachments/276/276236-0ae0879032d5c01efed7832030eb47e1.jpg)
![i-img1200x797-1572656423c79qsq157813.jpg i-img1200x797-1572656423c79qsq157813.jpg](https://asiamedals.info/data/attachments/276/276237-3b213e33fc84b3e6d047cea39ac4e269.jpg)
Reverse (regardless of class) reads
日本海員掖済会 - Japan Seafarers Relief Association
二等精勤章 - 2nd class badge for diligent work
![i-img1200x797-1572656423tbotdr165620.jpg i-img1200x797-1572656423tbotdr165620.jpg](https://asiamedals.info/data/attachments/276/276238-70539ef6e13b5b7b288cf721bdaae0d9.jpg)
![i-img1200x797-1572656423uzcaqb165607.jpg i-img1200x797-1572656423uzcaqb165607.jpg](https://asiamedals.info/data/attachments/276/276239-c02bb185c3cb7142e8e200f8e381b58b.jpg)
三等精勤章 - 3rd class badge for diligent work
![i-img1200x797-1572656423nmesdu157825.jpg i-img1200x797-1572656423nmesdu157825.jpg](https://asiamedals.info/data/attachments/276/276240-b2adf2879f1fffd0de4b5f12780ced1e.jpg)
![i-img1200x797-1572656423zvxdtg175444.jpg i-img1200x797-1572656423zvxdtg175444.jpg](https://asiamedals.info/data/attachments/276/276241-bf5338e4c3c239eb8b9f368c7e82f6eb.jpg)
![i-img1200x797-15726564236qyo47165970.jpg i-img1200x797-15726564236qyo47165970.jpg](https://asiamedals.info/data/attachments/276/276234-cf6c3ea0289a51fe60050d4e957c0759.jpg)
![i-img1200x797-1572656423hzmruy157928.jpg i-img1200x797-1572656423hzmruy157928.jpg](https://asiamedals.info/data/attachments/276/276235-20a257d4e80f5c099d328e2666bad82d.jpg)
First two classes were made in pure silver or silver-colored alloy and third class in bronze.
The suspension of 1st class badges reads
一等精勤章 - 1st class badge for diligent work
![i-img1200x797-1572656423fjcklq182860.jpg i-img1200x797-1572656423fjcklq182860.jpg](https://asiamedals.info/data/attachments/276/276236-0ae0879032d5c01efed7832030eb47e1.jpg)
![i-img1200x797-1572656423c79qsq157813.jpg i-img1200x797-1572656423c79qsq157813.jpg](https://asiamedals.info/data/attachments/276/276237-3b213e33fc84b3e6d047cea39ac4e269.jpg)
Reverse (regardless of class) reads
日本海員掖済会 - Japan Seafarers Relief Association
二等精勤章 - 2nd class badge for diligent work
![i-img1200x797-1572656423tbotdr165620.jpg i-img1200x797-1572656423tbotdr165620.jpg](https://asiamedals.info/data/attachments/276/276238-70539ef6e13b5b7b288cf721bdaae0d9.jpg)
![i-img1200x797-1572656423uzcaqb165607.jpg i-img1200x797-1572656423uzcaqb165607.jpg](https://asiamedals.info/data/attachments/276/276239-c02bb185c3cb7142e8e200f8e381b58b.jpg)
三等精勤章 - 3rd class badge for diligent work
![i-img1200x797-1572656423nmesdu157825.jpg i-img1200x797-1572656423nmesdu157825.jpg](https://asiamedals.info/data/attachments/276/276240-b2adf2879f1fffd0de4b5f12780ced1e.jpg)
![i-img1200x797-1572656423zvxdtg175444.jpg i-img1200x797-1572656423zvxdtg175444.jpg](https://asiamedals.info/data/attachments/276/276241-bf5338e4c3c239eb8b9f368c7e82f6eb.jpg)