Please help to pick 1 of this 2 choices diamond... URGENT! thx!

Hi could help me to run DiamCal for this ring and give me some comment please! for the following 2 diamond as I still no idea which one I should go for:

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1st diamond
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GIA: 16693434
0.82 cart
price US $3700

Depth: 62.3 %        Table: 56 %   
Crown Angle: 35°    Pavilion Angle: 40.8°
Crown Height: 15.5 % Pavilion Depth: 43 %   
Girdle: Medium to Slightly Thick, Faceted
Culet: None

HCA has 3 ex 1 vg
Total Visual Performance 1.6 - Excellent

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2nd diamond
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GIA 16026328
0.87 cart
price  US $4500

Depth: 60.8 %  Table: 55 %  
Crown Angle: 34° Pavilion Angle: 41°
Crown Height: 15.5 % Pavilion Depth: 43 %
Girdle: Thin to Medium
Culet: None

HCA has 1 ex 3 vg
Total Visual Performance 1.3 - Excellent

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P.S.
if you can help me to run the diamcal, could you post me the result... thanks a lot

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