Back to all Boulder opal and yellow gold Opal 3.2ct DFR-OPAL-53 Only in nature! This unusual ridge top opal is cut as nature intended. Simple, yet stunning! POA 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 Boulder opal and diamond solitaire POA Opal with yellow and white gold £4,020 Boulder opal and off-set diamond POA Boulder opal and a marquise £3,125