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Round|Lab Grown|IGI

1.00ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • IGI LG260000085121

Certificate IGI LG260000085121

Diamond specifications and retailer prices

From €1,709 EUR
$1,909 USD
As of October 28, 2026
1 retailer carries this diamond
Only listing: €1,709 EUR at DreamStone
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at DreamStone

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG260000085121 or 260000085121. Listed at a single retailer as of October 28, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG260000085121
Dimensions6.41 × 6.37 × 3.91 mm
L/W Ratio1.01
Girdle conditionMedium
Top View
6.41 mm6.37 mm1.00 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI LG260000085121
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 28
Current: €1,709 EUR|Low: €1,210 EUR|High: €4,093 EUR|Avg: €2,159 EUR|-1.0%
DreamStone
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 24, 2026
Retailer 2€1,210 EUR
Retailer 9€1,694 EUR
Retailer 7€1,701 EUR
DreamStone€1,709 EUR
Retailer 3€1,832 EUR
Retailer 5€1,958 EUR
Retailer 6€1,958 EUR
Retailer 4€2,259 EUR
Retailer 8€3,162 EUR
Retailer 10€4,093 EUR

2 data points across 10 retailers

1 retailer

B
DreamStone
69c2ef690bef67fd543921da · Oct 28
€1,709 EUR
$1,909 USD
View

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.00ct Round
€1,709 EUR