The IKS Dujtal' was the prototype of the Kel'var-class heavy frigates that saw service with the Klingon Empire during the 24th century. It was launched in 2362. (Ship Recognition Manual, Volume 3: Ships of the Klingon Empire)
| Kel'var-class starships |
|---|
| IKS Dujtal - IKS Gh'rota - IKS Kel'var - IKS Qo'rok |