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Oval|Lab Grown|IGI

1.50ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG839682978

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839682978

Diamond specifications and retailer prices

From $303 USD
As of October 29, 2026
Save $1,220 USD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,523 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG839682978 or 839682978. Listed at 12 retailers as of October 28, 2026, with prices from $303 to $1,523, a $1,220 spread on the same certified stone. Reve Diamonds lists it at $1,523. 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

1.50
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839682978
Dimensions9.50 × 6.35 × 4.00 mm
L/W Ratio1.50
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.50 mm6.35 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839682978
Side View
Table 61.0%Crown 33.1°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.0%

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: Oct 29
Current: $666 USD|Low: $339 USD|High: $1,523 USD|Avg: $799 USD|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 29, 2026
Retailer 8$339 USD
Retailer 7$376 USD
Retailer 4$484 USD
Retailer 9$486 USD
Retailer 6$530 USD
Retailer 2$615 USD
Retailer 1$666 USD
Retailer 5$1,156 USD
Retailer 10$1,256 USD
Retailer 3$1,515 USD
Reve Diamonds$1,523 USD

9 data points across 11 retailers

12 retailers$303 USD to $1,523 USD

A
Cheapest Retailer
-
$303 USD
A
Retailer 2
-
$339 USD
View
Final sale: no returns
A
Retailer 3
-
$376 USD
View
A
Retailer 4
-
$484 USD
£381 GBP
View
A
Retailer 5
-
$486 USD
View
B+
Retailer 6
-
$530 USD
View
B+
Retailer 7
-
$615 USD
View
B+
Retailer 8
-
$666 USD
£525 GBP
View
B
Retailer 9
-
$1,156 USD
View
B
Retailer 10
-
$1,256 USD
View
B
Retailer 11
-
$1,515 USD
£1,193 GBP
View
Most Expensive
B
Reve Diamonds
7EEE8A180 · Oct 28
$1,523 USD
View
11 more retailers have this diamond
Prices start from $303 USDSave up to $1,220 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
1.50ct Oval
$303 USD