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Oval|Lab Grown|IGI

1.09ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • IGI LG797649699

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG797649699

Diamond specifications and retailer prices

From $209 USD
As of November 1, 2026
Save $1,671 USD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,880 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown oval diamond

This 1.09ct lab-grown oval sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG797649699 or 797649699. Listed at 15 retailers as of November 1, 2026, with prices from $209 to $1,880, a $1,671 spread on the same certified stone. Do Amore Diamonds lists it at $1,880. 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

1.09
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797649699
Dimensions8.29 × 5.79 × 3.67 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.29 mm5.79 mm1.09 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797649699
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 42.4°Culet: NoneDepth 63.4%

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: Nov 1
Current: $1,790 USD|Low: $209 USD|High: $1,790 USD|Avg: $671 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
Retailer 13
Retailer 14
November 2, 2026
Retailer 14$209 USD
Retailer 12$216 USD
Retailer 6$231 USD
Retailer 9$262 USD
Retailer 3$312 USD
Retailer 7$470 USD
Retailer 11$505 USD
Retailer 13$548 USD
Retailer 2$746 USD
Retailer 10$940 USD
Retailer 5$993 USD
Retailer 4$1,151 USD
Retailer 8$1,193 USD
Do Amore Diamonds$1,790 USD

17 data points across 14 retailers

15 retailers$209 USD to $1,880 USD

Retailer 1
-
$179 USD
Price last confirmed 32 days ago
A
Retailer 2
-
$209 USD
View
Final sale: no returns
Retailer 3
-
$231 USD
View
Price last confirmed 31 days ago
A
Retailer 4
-
$262 USD
View
B+
Retailer 5
-
$312 USD
View
A
Retailer 6
-
$470 USD
£370 GBP
View
Retailer 7
-
$505 USD
View
Price last confirmed 28 days ago
B+
Retailer 8
-
$548 USD
View
B+
Retailer 9
-
$746 USD
View
Retailer 10
-
$820 USD
View
Price last confirmed 33 days ago
B
Retailer 11
-
$993 USD
View
B
Retailer 12
-
$1,151 USD
View
B
Retailer 13
-
$1,193 USD
£939 GBP
View
B
Retailer 14
-
$1,790 USD
View
Most Expensive
B
Do Amore Diamonds
23-797649699 · Nov 2
$1,880 USD
View
14 more retailers have this diamond
Prices start from $209 USDSave up to $1,671 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
1.09ct Oval
$209 USD