Should I buy this diamond? Based on the numbers provided below, what should I be concern about? Should I be concerned about the "Good" cut grade?
Carat Weight: 2.00
Color Grade: D
Clarity Grade: IF
Depth: 60.2%
Table: 57%
Girdle: Thin to Slightly Thick, faceted
Culet: None
Polish: Excellent
Symmetry: Very Good
Cut: Good
Fluorescence: None
Crown Angle: 33.5
Crown Height: 14.5%
Pavilion Angle: 40.2
Pavilion Depth: 42%
Star Length: 55%
Lower half: 80%
Price: $60,000 (this is from a repudable vendor)

Carat Weight: 2.00
Color Grade: D
Clarity Grade: IF
Depth: 60.2%
Table: 57%
Girdle: Thin to Slightly Thick, faceted
Culet: None
Polish: Excellent
Symmetry: Very Good
Cut: Good
Fluorescence: None
Crown Angle: 33.5
Crown Height: 14.5%
Pavilion Angle: 40.2
Pavilion Depth: 42%
Star Length: 55%
Lower half: 80%
Price: $60,000 (this is from a repudable vendor)