This guide explains how to use the Rare Diamond Merchant, an NPC that allows players to purchase the rare 17 Carat Diamond and exchange it for Zeny. The diamond can be gifted or kept, offering a touch of luxury to your gameplay.

The Rare Diamond Merchant can be found in the following locations: - Prontera: (165, 89) - Geffen: (106, 63) - Morocc: (146, 100) - Alberta: (129, 60) - Lighthalzen: (163, 65) - Rachel: (106, 142) - Payon: (180, 130)

1. Talk to the Rare Diamond Merchant:

1. The NPC will introduce the 17 Carat Diamond, the rarest diamond available for a whopping 500 million Zeny (with a 1 million Zeny service fee).

2. Buying the 17 Carat Diamond:

1. If you are interested in purchasing the diamond, follow the dialogue and select “I'll buy it” when prompted.
2. You will need 501 million Zeny in total (including the service fee).
3. After you confirm the purchase and provide your signature, the NPC will give you the 17 Carat Diamond.

3. Exchanging the 17 Carat Diamond for Zeny:

1. You can also exchange the 17 Carat Diamond for 499 million Zeny, but you will have to pay a 1 million Zeny service fee.
2. Follow the prompts to confirm your exchange, sign the contract, and hand over the diamond.
3. Once the exchange is completed, the NPC will take the diamond and give you 499 million Zeny in return.

- The 17 Carat Diamond can be a luxurious gift for your in-game lover or kept as a personal treasure. - To purchase or exchange the diamond, you must have a substantial amount of Zeny on hand. - The NPC charges a 1 million Zeny service fee for both purchasing and exchanging the diamond.

If you’re looking to add a touch of luxury to your in-game life or simply want to invest in rare gems, visit the Rare Diamond Merchant and either purchase or exchange the 17 Carat Diamond.