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Oval|Lab Grown|IGI

1.39ct H SI1 Oval Lab Grown Diamond

ID • H/SI1 • IGI LG494170699

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG494170699

Diamond specifications and retailer prices

From $338 USD
As of October 31, 2026
Save $2,252 USD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,590 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.39ct lab-grown oval diamond

This 1.39ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG494170699 or 494170699. Listed at 13 retailers as of October 31, 2026, with prices from $338 to $2,590, a $2,252 spread on the same certified stone. Do Amore Diamonds lists it at $2,590. 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

1.39
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494170699
Dimensions8.79 × 6.45 × 3.88 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.79 mm6.45 mm1.39 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494170699
Side View
Table 55.5%Crown 36.9°Girdle: STK-THKPavilion 36.1°Culet: NoneDepth 60.2%

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 31
Current: $2,590 USD|Low: $338 USD|High: $2,590 USD|Avg: $980 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 5$338 USD
Retailer 2$362 USD
Retailer 11$362 USD
Retailer 3$401 USD
Retailer 4$520 USD
Retailer 6$546 USD
Retailer 10$593 USD
Retailer 9$692 USD
Retailer 8$1,111 USD
Retailer 12$1,445 USD
Retailer 7$1,608 USD
Do Amore Diamonds$2,590 USD

20 data points across 12 retailers

13 retailers$338 USD to $2,590 USD

A
Cheapest Retailer
-
$338 USD
A
Retailer 2
-
$362 USD
View
A
Retailer 3
-
$362 USD
View
A
Retailer 4
-
$401 USD
View
A
Retailer 5
-
$520 USD
View
A
Retailer 6
-
$546 USD
£430 GBP
View
A
Retailer 7
-
$593 USD
View
B+
Retailer 8
-
$692 USD
View
B
Retailer 9
-
$1,111 USD
View
B
Retailer 10
-
$1,283 USD
View
B
Retailer 11
-
$1,445 USD
View
B
Retailer 12
-
$1,608 USD
£1,266 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C97038B3E · Oct 31
$2,590 USD
View
12 more retailers have this diamond
Prices start from $338 USDSave up to $2,252 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
1.39ct Oval
$338 USD