Possible Clues:

• Links rarity
• Great Seal depiction
• 3 on a par 5
• Duffer's miracle
• Miracle for a duffer
• More largely hawkish than 12 across on the links
• It atones for two bogeys
• Term illustrated by parts of 61- and 67-Across
• High nester
• High-flyer discovered in Swansea glens