Round, square hole in centre, outer rim on both sides, inner rim on reverse only, 2 characters on obverse. Wu zhu right-left in seal script characters on obverse. Possibly another character top-right on obverse. Reverse has pointed or extended corners on inner rim. Irregular centre hole.

Round, square hole in centre, outer rim on both sides, inner rim on reverse only, 2 characters and line on obverse. Wu zhu (right-left), meaning 5 zhu, in seal script Chinese characters, incuse. Vertical line top on obverse.

Round, square hole in centre, outer rims on both sides, inner rims on obverse only, 3 characters on obverse. Wu zhu right-left in seal script Chinese characters, character or characters, meaning uncertain, top on obverse. Character at top appears to be a cross between 2 vertical lines.

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, character on reverse. Kaiyuan tongbao (top-bottom-right-left) in orthodox Chinese characters on obverse; tan (left), mintmark, Chinese character on reverse. Inner hole off-centre.

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, character on reverse. Kaiyuan tongbao (top-bottom-right-left) in orthodox Chinese characters on obverse; hong (left), mintmark, Chinese character, dot (top-left) on reverse. Inner hole off-centre.

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, character and 2 dots on reverse. Kaiyuan tongbao (top-bottom-right-left) in orthodox Chinese characters on obverse; e (top), mintmark, Chinese character, 2 dots (bottom) on reverse. Inner hole off-centre.

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, character and multiple dots on reverse. Kaiyuan tongbao (top-bottom-right-left) in orthodox Chinese characters on obverse; run (top), mintmark, Chinese character, multiple dots on reverse. Centre hole twisted.

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, no writing on reverse. Xiangfu tongbao (top-right-bottom-left) in Chinese characters. Small script size; centre hole twisted.

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, no writing on reverse. Xiangfu tongbao (top-right-bottom-left) in Chinese characters on obverse; appearance of doubled reverse from extra coating. Small script size; extra metal in centre hole.

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, no writing on reverse. Xiangfu tongbao (top-right-bottom-left) in Chinese characters on obverse; heavily worn on reverse. Large script size; very irregular centre hole.