Back to all Boulder opal and a marquise DFP-OPAL-136 A boulder opal erupting into diamond, simply set to compliment each other. £3,125 | Available Enquire about this piece Enquire about this piece Close Please enable JavaScript in your browser to complete this form.Name *Email Address *TelephoneMessageSend Message Send to a friend? Related Pieces Asymmetric shank with boulder opal £2,440 Diamond enhanced boulder opal £3,475 Cognac diamond and platinum ring SOLD Marquise diamond and platinum SOLD