Sudoku by Jonas Gleim
or solve online (using our beta test of Penpa-Edit tools)
Theme: 18 Carat Diamonds
Author/Opus: This is the 14th puzzle from guest contributor Jonas Gleim.
Rules: Standard Sudoku rules.
Difficulty: 3.5 stars
Time Standards (highlight to view): Grandmaster = 4:30, Master = 8:30, Expert = 17:00
Solution: PDF and solving video.
Note: Follow this link for other classic Sudoku. If you are new to this puzzle type, here are our easiest Sudoku to get started on. More classic Sudoku puzzles can be found in The Art of Sudoku, The Art of Sudoku 2 and in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli.
10:04.Had a really messed up solve. Was too slow in spotting things on this.