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Oval|Lab Grown|IGI

3.67ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG704503042

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG704503042

Diamond specifications and retailer prices

From $507 USD
As of October 29, 2026
Save $5,883 USD (92%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,390 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.67ct lab-grown oval diamond

This 3.67ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG704503042 or 704503042. Listed at 11 retailers as of October 29, 2026, with prices from $507 to $6,390, a $5,883 spread on the same certified stone. Brilliant Earth lists it at $6,390. 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

3.67
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG704503042
Dimensions12.88 × 8.60 × 5.25 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.88 mm8.60 mm3.67 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG704503042
Side View
Table 62.0%Crown 34.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.0%

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: $6,390 USD|Low: $492 USD|High: $6,590 USD|Avg: $2,138 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 9$507 USD
Retailer 6$568 USD
Retailer 2$949 USD
Retailer 7$977 USD
Retailer 5$980 USD
Retailer 11$1,623 USD
Retailer 10$1,795 USD
Retailer 3$1,826 USD
Retailer 4$3,030 USD
Retailer 8$4,500 USD
Brilliant Earth$6,390 USD

28 data points across 11 retailers

11 retailers$507 USD to $6,390 USD

A
Cheapest Retailer
-
$507 USD
A
Retailer 2
-
$568 USD
View
A
Retailer 3
-
$949 USD
£748 GBP
View
B+
Retailer 4
-
$977 USD
View
B+
Retailer 5
-
$980 USD
View
B+
Retailer 6
-
$1,623 USD
View
B+
Retailer 7
-
$1,795 USD
View
B+
Retailer 8
-
$1,826 USD
View
B
Retailer 9
-
$3,030 USD
£2,386 GBP
View
B
Retailer 10
-
$4,500 USD
View
Most Expensive
B
Brilliant Earth
14805005Y · Oct 29
$6,390 USD
View
10 more retailers have this diamond
Prices start from $507 USDSave up to $5,883 USD

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
3.67ct Oval
$507 USD