CaratHunter
Plans
Oval|Lab Grown|IGI

3.08ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG678584129

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584129

Diamond specifications and retailer prices

From $616 CAD
As of November 6, 2026
Save $3,688 CAD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,304 CAD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.08ct lab-grown oval diamond

This 3.08ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584129 or 678584129. Listed at 17 retailers as of November 6, 2026, with prices from $616 to $4,304, a $3,688 spread on the same certified stone. Brilliant Earth lists it at $4,304. 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

3.08
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584129
Dimensions11.89 × 8.24 × 4.97 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm8.24 mm3.08 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678584129
Side View
Table 63.0%Crown 33.8°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.3%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $4,304 CAD|Low: $616 CAD|High: $4,698 CAD|Avg: $1,610 CAD|-8.4%
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
November 6, 2026
Retailer 7$616 CAD
Retailer 5$689 CAD
Retailer 6$713 CAD
Retailer 12$764 CAD
Retailer 3$964 CAD
Retailer 14$1,024 CAD
Retailer 13$1,187 CAD
Retailer 8$1,241 CAD
Retailer 2$1,274 CAD
Retailer 4$1,466 CAD
Retailer 10$2,052 CAD
Retailer 15$2,455 CAD
Retailer 9$2,701 CAD
Retailer 11$2,803 CAD
Brilliant Earth$4,304 CAD

46 data points across 15 retailers

17 retailers$616 CAD to $4,304 CAD

A
Cheapest Retailer
-
$616 CAD
A
Retailer 2
-
$689 CAD
View
A
Retailer 3
-
$713 CAD
View
Final sale: no returns
A
Retailer 4
-
$764 CAD
View
Retailer 5
-
$799 CAD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$964 CAD
View
B+
Retailer 7
-
$1,024 CAD
View
A
Retailer 8
-
$1,187 CAD
View
A
Retailer 9
-
$1,241 CAD
View
A
Retailer 10
-
$1,274 CAD
View
A
Retailer 11
-
$1,466 CAD
View
B+
Retailer 12
-
$1,871 CAD
View
B+
Retailer 13
-
$2,052 CAD
View
B+
Retailer 14
-
$2,455 CAD
View
B
Retailer 15
-
$2,701 CAD
View
B
Retailer 16
-
$2,803 CAD
View
Most Expensive
B
Brilliant Earth
17470518A · Nov 6
$4,304 CAD
$3,060 USD
View
16 more retailers have this diamond
Prices start from $616 CADSave up to $3,688 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
3.08ct Oval
$616 CAD