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Oval|Lab Grown|IGI

3.59ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG674519481

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG674519481

Diamond specifications and retailer prices

From $504 USD
As of October 25, 2026
Save $3,316 USD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,820 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.59ct lab-grown oval diamond

This 3.59ct 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 LG674519481 or 674519481. Listed at 16 retailers as of October 25, 2026, with prices from $504 to $3,820, a $3,316 spread on the same certified stone. Brilliant Earth lists it at $3,820. 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

3.59
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG674519481
Dimensions12.23 × 8.73 × 5.43 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.23 mm8.73 mm3.59 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG674519481
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

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 25
Current: $3,820 USD|Low: $406 USD|High: $4,120 USD|Avg: $1,234 USD|-7.3%
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 29, 2026
Retailer 6$406 USD
Retailer 4$455 USD
Retailer 7$498 USD
Retailer 11$504 USD
Retailer 15$620 USD
Retailer 10$760 USD
Retailer 16$797 USD
Retailer 2$826 USD
Retailer 14$862 USD
Retailer 5$904 USD
Retailer 8$1,387 USD
Retailer 12$1,414 USD
Retailer 3$1,620 USD
Retailer 9$1,980 USD
Retailer 13$2,530 USD
Brilliant Earth$3,820 USD

37 data points across 16 retailers

16 retailers$504 USD to $3,820 USD

Retailer 1
-
$406 USD
Price last confirmed 36 days ago
Retailer 2
-
$455 USD
View
Price last confirmed 33 days ago
Retailer 3
-
$498 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$504 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$504 USD
View
Retailer 6
-
$620 USD
£488 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$760 USD
View
B+
Retailer 8
-
$797 USD
View
A
Retailer 9
-
$826 USD
£650 GBP
View
A
Retailer 10
-
$904 USD
View
B+
Retailer 11
-
$1,387 USD
View
B+
Retailer 12
-
$1,414 USD
View
Retailer 13
-
$1,620 USD
View
Price last confirmed 31 days ago
B+
Retailer 14
-
$1,980 USD
£1,559 GBP
View
B
Retailer 15
-
$2,530 USD
View
Most Expensive
B
Brilliant Earth
12692326A · Oct 29
$3,820 USD
View
15 more retailers have this diamond
Prices start from $504 USDSave up to $3,316 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
3.59ct Oval
$504 USD