Crest of Sincerity

The Crest of Honesty (誠実の紋章, Seijitsu no Monshō) is one of the nine Crests. It first appeared in Digimon Adventure, where it was obtained by Kido Joe =Appearances= Like the other Crests, the Crest of Honesty resembles a Cross.

Anime

 * First Appeared in DA16.

Digimon Adventure
In Digimon Adventure, the Crest of Honesty gave Gomamon the power to evolve to Zudomon.

Other
Gomamon → Zudomon
 * In the English Dubbing, The Crest of Honesty was one of two changed Crest names, it was changed to The Crest of Reliability the other was Crest of Purity.