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0.25-Carat Round Diamond

This  Ideal-cut D-colour , and SI1-clarity Diamond comes accompanied by diamond grading reports from the GIA and GCAL.

This diamond is eligible for the Blue Nile Diamond Upgrade Program.

This diamond is not available for purchase.

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Diamond Grading Report

All Blue Nile Signature Collection diamonds are certified by the Gem Certification & Assurance Lab (GCAL) in addition to being graded by the GIA or AGSL . This provides you a second authoritative analysis of your diamond. GCAL also verifies that your diamond meets all the specific quality requirements of the Blue Nile Signature Collection.

Learn the definitions of the terms used in a diamond certificate.

GEMPRINT® is the world's most sophisticated, non-invasive, positive identification technology that records the unique optical 'fingerprint' of each diamond. Just like a human fingerprint, every diamond has a unique Gemprint® Invented in 1976, this patented and proven technology has been used by the FBI and Canadian Government.

Diamond Details

Stock number: LD01650391
Price: EUR 419
Bank wire price: EUR 413
Price per carat: EUR 1,676
Carat weight: 0.25
Cut: Ideal
Colour: D
Clarity: SI1
Depth %: 61.6%
Table %: 55%
Polish: Excellent
Symmetry: Excellent
Girdle: Medium to Slightly Thick
Culet: None
Fluorescence: Faint
Measurements: 4.10 x 4.06 x 2.51 mm
Cut: Ideal
Fair | Good | Very Good | Ideal | Signature Ideal
This diamond is cut to the finest proportions as determined by its face-up appearance, design, and craftsmanship. It reflects nearly all light as fire and brilliance as determined by the GIA. The GIA certificate lists the cut as Excellent, which is the equivalent of an AGSL or Blue Nile Ideal cut grade.
Colour: D
J | I | H | G | F | E | D
A diamond of this colour grade is highly prized, as a diamond with less colour has never been found. This grade of diamond is absolutely colourless.
Clarity: SI1
SI2 | SI1 | VS2 | VS1 | VVS2 | VVS1 | IF | FL
The inclusions in this diamond can be visible at 10x power magnification. Inclusions in diamonds with SI grade clarity might be visible to the unaided eye. SI1 grade diamonds are not as rare as VS1 and VS2 grade diamonds, so they are less expensive and present a great value.

Diamond Carat Size Chart

This print out illustrates how diamonds of different carat weights and shapes will appear when viewed from the top down.

Your diamond may differ from the printout in length/width ratio, table, and depth.
Diamond Carat Size Chart
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Shipping Information

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This diamond is not available for purchase.

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