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"The books open on Wednesday at 0700 GMT. The final amount will be determined at a later stage depending on the demand among investors," the arranger said.
The bond will have a 15-year maturity and will be denominated in the local kuna currency and indexed to the kuna's exchange rate against the euro.
Four major local banks are among the arrangers and are expected to target insurance groups and pension funds with 300-500 million euros ($340-567 million) of paper.
This year, Croatia refinanced a local bond in February and an international issue in March.
It also has to refinance a local bond worth 4 billion kuna ($612 million) that matures in November.