Found 1 exchange where OpenGradient is traded for BTC. According to the data on 17 July the most optimal price to exchange OPG for BTC is ₿0.0000018 for 1 OpenGradient. This rate is fixed at Upbit at the maximum trading volume of the pair OPG/BTC - 0 BTC.
The maximum daily trading volume is observed in the OPG/USDT trading pair at LBank and reaches ₿ 97.4 (0.517% of the exchange's total trading volumes) at the price ₿ 0.0000018 per 1 OPG.
The minimum price to buy OPG for BTC is 0.0000018 - on the exchange Upbit.
The maximum price to buy OPG/BTC is 0.0000018 - on the exchange Upbit.
Внимание: у части рынков OPG аномально широкий спред — такие котировки могут быть ненадёжными (низкая ликвидность или нерыночные сделки). Сверяйтесь с объёмом и несколькими площадками.