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Cushion, 3.01 Carat, D, SI1

Certified by the independent laboratory GIA · Check the report at the institute

Ref. 619429available
US$69,230.00
STIG price · Insured shipping, free from a goods value of EUR 900 · plus import charges, payable on delivery · shipped within 1–6 weeks of payment
Partner goodsSold on behalf of a partner dealer (§ 9 GTC); your contracting party and seller is STIG. Storage location: with the partner dealer, location on request.
Shape
Cushion
Carat
3.01
Colour
D
Clarity
SI1
Cut
—
Polish
Excellent
Symmetry
Excellent
Fluorescence
Very strong
Certificate · GIA
6565628819
Laboratory
Gemological Institute of America
Measurements
9.73 × 7.42 × 5.09 mm
Depth %
68.5 %
Table %
65 %
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Photograph of a diamond, cushion cut (example)
What a cushion cut looks like in real lifeOur own example photograph under coloured studio light – not the stone offered here. Colour and clarity of the stone on offer are stated in its certificate.

How this stone compares

Price per carat: 23,000 USD. Our offer has 4 more stones of the same class (Cushion, 3.00–3.09 ct, colour D, clarity SI1). Their prices range from 69,000 USD to 69,920 USD, with a median of 69,230 USD. Differences within a class are usually explained by cut, polish, symmetry, fluorescence and proportions.

What the grades mean

  • Colour D: Top grade of the GIA colour scale: colourless.
  • Clarity SI1: Slightly included: inclusions noticeable under 10×; depending on stone and cut sometimes visible to the unaided eye.
  • Polish EX: No or hardly any polish marks under 10× magnification.
  • Symmetry EX: Shape and alignment of the facets deviate hardly at all.
  • Fluorescence VST: Very strong glow under UV light. A hazy look in daylight is more likely – check the photo or video.

As of 06/11/2026. Comparison within our offer, not a market index. See comparable stones · Diamond prices at a glance