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Round|Lab Grown|IGI

3.00ct D SI2 Round Lab Grown Diamond

VG • D/SI2 • IGI LG425057688

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425057688

Diamond specifications and retailer prices

From €368 EUR
As of November 5, 2026
Save €1,966 EUR (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €2,334 EUR at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3ct lab-grown round diamond

This 3ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG425057688 or 425057688. Listed at 17 retailers as of November 5, 2026, with prices from €368 to €2,334, a €1,966 spread on the same certified stone. Brilliant Earth lists it at €2,334. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.00
Carat
D
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle36°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425057688
Dimensions9.09 × 9.01 × 5.80 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by high pressure high temperature process (HPHT) Type II
Top View
9.09 mm9.01 mm3.00 ctD / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateIGI LG425057688
Side View
Table 52.0%Crown 36°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: €2,334 EUR|Low: €368 EUR|High: €8,153 EUR|Avg: €1,551 EUR|-29.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 12€368 EUR
Retailer 11€413 EUR
Retailer 14€457 EUR
Retailer 2€697 EUR
Retailer 5€713 EUR
Retailer 10€777 EUR
Retailer 8€824 EUR
Retailer 3€1,281 EUR
Retailer 9€1,452 EUR
Retailer 13€1,621 EUR
Retailer 7€1,847 EUR
Retailer 6€1,865 EUR
Brilliant Earth€2,334 EUR
Retailer 4€8,153 EUR

45 data points across 14 retailers

17 retailers€368 EUR to €2,334 EUR

A
Cheapest Retailer
-
€368 EUR
B+
Retailer 2
-
€413 EUR
View
B+
Retailer 3
-
€454 EUR
View
Final sale: no returns
B+
Retailer 4
-
€457 EUR
View
B+
Retailer 5
-
€650 EUR
View
B+
Retailer 6
-
€697 EUR
View
B
Retailer 7
-
€713 EUR
View
B+
Retailer 8
-
€725 EUR
View
B+
Retailer 9
-
€737 EUR
View
B+
Retailer 10
-
€777 EUR
View
B+
Retailer 11
-
€824 EUR
View
B
Retailer 12
-
€1,281 EUR
View
B
Retailer 13
-
€1,452 EUR
View
B
Retailer 14
-
€1,621 EUR
View
B
Retailer 15
-
€1,847 EUR
View
B
Retailer 16
-
€1,865 EUR
View
Most Expensive
B
Brilliant Earth
7652076Y · Nov 5
€2,334 EUR
$2,620 USD
View
16 more retailers have this diamond
Prices start from €368 EURSave up to €1,966 EUR

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.

A
3.00ct Round
€368 EUR