Description

Round Brilliant Cut Diamonds: 4.20 – 4.50 mm (0.30 – 0.37 carats), DEF, VVS-VS
Size Range:
Diameter: 4.20 mm to 4.50 mm.
Carat Weight: 0.30 to 0.37 carats (approximately 1/3 carat).
Color Grade (DEF):
DEF Color: These diamonds are colorless, representing the highest color grades on the GIA scale. They appear completely white with no traces of color.
Clarity Grade (VVS-VS):
VVS (Very Very Slightly Included): These diamonds have very tiny inclusions that are extremely difficult to see even under 10x magnification.
VS (Very Slightly Included): These diamonds have minor inclusions that are typically invisible to the naked eye.
Characteristics and Pricing:
4.20 mm Diameter (approx. 0.30 carats):

Approximate Price Range: For a diamond of this size with DEF color and VVS-VS clarity, prices typically range from $1,200 to $2,000 per stone, depending on the exact clarity and market conditions.
4.35 mm Diameter (approx. 0.33 carats):

Approximate Price Range: For a diamond of this size, expect prices to range from $1,300 to $2,200 per stone, given the same quality specifications.
4.50 mm Diameter (approx. 0.37 carats):

Approximate Price Range: For a diamond of this size, prices usually range from $1,400 to $2,400 per stone, depending on the precise clarity and market conditions.
Conclusion:
For round brilliant cut diamonds sized 4.20 mm to 4.50 mm with DEF color and VVS-VS clarity:

Price Range: Typically $1,200 to $2,400 per stone.
Usage: These diamonds are often used as center stones in smaller jewelry pieces or as significant accent stones in larger designs.
Next Steps:
Consult with Jewelers: Work with reputable jewelers or diamond specialists to find stones that meet your specifications.
Certification: Ensure that the diamonds come with a grading report from a reputable laboratory such as GIA.
Viewing: If possible, view the diamonds in person or request detailed images to assess their quality and appearance.