What is "diamond ring"

n. 1 (&lit diamond ring English) 2 By extension, an engagement ring, usually one given by a man to a woman. 3 (context astronomy English) An optical phenomenon visible during a moment of a solar eclipse when only a tiny part of the sun is not obscured by the moon, shining like a diamond in the ring of the sun’s corona.

Diamond ring or diamond rings may refer to:

• Diamond ring, a type of jewelry featuring a diamond
• Engagement ring
• The diamond ring effect, a feature of total solar eclipses
• Diamond Ring (professional wrestling), Japanese professional wrestling promotion

Diamond Ring was an independent Japanese professional wrestling promotion that, until 2012, was known as Kensuke Office. The promotion was founded by and is owned by puroresu legend Kensuke Sasaki, who has owned and operated it since its creation in 2005. In February 2014 the promotion ran its last card, after which Sasaki announced his retirement.