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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 $578 CAD
$413 USD
As of October 29, 2026
Save $4,656 CAD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,235 CAD at Brilliant Earth · As of October 29, 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 October 29, 2026, with prices from $578 to $5,235, a $4,656 spread on the same certified stone. Brilliant Earth lists it at $5,235. 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
Color
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: Oct 29
Current: $5,235 CAD|Low: $578 CAD|High: $12,808 CAD|Avg: $2,103 CAD
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
Retailer 15
Retailer 16
October 30, 2026
Retailer 14$578 CAD
Retailer 13$648 CAD
Retailer 8$714 CAD
Retailer 16$718 CAD
Retailer 12$1,103 CAD
Retailer 5$1,120 CAD
Retailer 7$1,157 CAD
Retailer 9$1,221 CAD
Retailer 2$1,308 CAD
Retailer 3$2,013 CAD
Retailer 10$2,400 CAD
Retailer 15$2,546 CAD
Retailer 11$2,913 CAD
Retailer 6$2,930 CAD
Brilliant Earth$5,235 CAD
Retailer 4$12,808 CAD

46 data points across 16 retailers

17 retailers$578 CAD to $5,235 CAD

A
Cheapest Retailer
-
$578 CAD
$413 USD
B+
Retailer 2
-
$648 CAD
$463 USD
View
B+
Retailer 3
-
$714 CAD
$510 USD
View
Final sale: no returns
B+
Retailer 4
-
$718 CAD
$513 USD
View
B+
Retailer 5
-
$1,021 CAD
HK$5,700 HKD
View
B+
Retailer 6
-
$1,103 CAD
£621 GBP
View
B
Retailer 7
-
$1,120 CAD
$800 USD
View
B+
Retailer 8
-
$1,139 CAD
$814 USD
View
B+
Retailer 9
-
$1,157 CAD
$827 USD
View
B+
Retailer 10
-
$1,221 CAD
€831 EUR
View
B+
Retailer 11
-
$1,308 CAD
£736 GBP
View
B
Retailer 12
-
$2,013 CAD
$1,438 USD
View
B
Retailer 13
-
$2,400 CAD
$1,715 USD
View
B
Retailer 14
-
$2,546 CAD
$1,819 USD
View
B
Retailer 15
-
$2,913 CAD
£1,639 GBP
View
B
Retailer 16
-
$2,930 CAD
SGD 2,829 SGD
View
Most Expensive
C
Brilliant Earth
7652076Y · Oct 29
$5,235 CAD
$3,740 USD
View
16 more retailers have this diamond
Prices start from $578 CADSave up to $4,656 CAD

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
$578 CAD