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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 $387 SGD
$303 USD
As of October 29, 2026
Save $1,560 SGD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,948 SGD at Reve Diamonds · As of October 30, 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 29, 2026, with prices from $387 to $1,948, a $1,560 spread on the same certified stone. Reve Diamonds lists it at $1,948. 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
Colour
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: $617 SGD|Low: $433 SGD|High: $1,948 SGD|Avg: $1,024 SGD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 30, 2026
Retailer 8$433 SGD
Retailer 7$481 SGD
Retailer 1$617 SGD
Retailer 9$621 SGD
Retailer 6$678 SGD
Retailer 2$786 SGD
Retailer 3$854 SGD
Retailer 5$1,478 SGD
Retailer 10$1,606 SGD
Retailer 4$1,937 SGD
Reve Diamonds$1,948 SGD

10 data points across 11 retailers

12 retailers$387 SGD to $1,948 SGD

A
Cheapest Retailer
-
$387 SGD
$303 USD
A
Retailer 2
-
$433 SGD
$339 USD
View
Final sale: no returns
A
Retailer 3
-
$481 SGD
$376 USD
View
A
Retailer 4
-
$617 SGD
£380 GBP
View
A
Retailer 5
-
$621 SGD
$486 USD
View
B+
Retailer 6
-
$678 SGD
$530 USD
View
B+
Retailer 7
-
$786 SGD
$615 USD
View
B+
Retailer 8
-
$854 SGD
£526 GBP
View
B
Retailer 9
-
$1,478 SGD
$1,156 USD
View
B
Retailer 10
-
$1,606 SGD
$1,256 USD
View
B
Retailer 11
-
$1,937 SGD
£1,193 GBP
View
Most Expensive
B
Reve Diamonds
7EEE8A180 · Oct 30
$1,948 SGD
$1,523 USD
View
11 more retailers have this diamond
Prices start from $387 SGDSave up to $1,560 SGD

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
$387 SGD