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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 €187 EUR
$209 USD
As of October 30, 2026
Save €1,496 EUR (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,683 EUR at Do Amore Diamonds · As of October 31, 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 October 30, 2026, with prices from €187 to €1,683, a €1,496 spread on the same certified stone. Do Amore Diamonds lists it at €1,683. 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

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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 30
Current: €1,602 EUR|Low: €132 EUR|High: €1,602 EUR|Avg: €598 EUR
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 1, 2026
Retailer 13€187 EUR
Retailer 11€193 EUR
Retailer 6€207 EUR
Retailer 8€235 EUR
Retailer 3€279 EUR
Retailer 7€420 EUR
Retailer 10€452 EUR
Retailer 12€491 EUR
Retailer 14€607 EUR
Retailer 9€841 EUR
Retailer 5€888 EUR
Retailer 4€1,030 EUR
Retailer 2€1,067 EUR
Do Amore Diamonds€1,602 EUR

18 data points across 14 retailers

15 retailers€187 EUR to €1,683 EUR

Retailer 1
-
€160 EUR
$179 USD
Price last confirmed 30 days ago
A
Retailer 2
-
€187 EUR
$209 USD
View
Final sale: no returns
Retailer 3
-
€207 EUR
$231 USD
View
Price last confirmed 29 days ago
A
Retailer 4
-
€235 EUR
$262 USD
View
B+
Retailer 5
-
€279 EUR
$312 USD
View
A
Retailer 6
-
€420 EUR
£370 GBP
View
Retailer 7
-
€452 EUR
$505 USD
View
Price last confirmed 27 days ago
B+
Retailer 8
-
€491 EUR
$548 USD
View
Retailer 9
-
€607 EUR
$678 USD
View
Price last confirmed 26 days ago
Retailer 10
-
€734 EUR
$820 USD
View
Price last confirmed 31 days ago
B
Retailer 11
-
€888 EUR
$993 USD
View
B
Retailer 12
-
€1,030 EUR
$1,151 USD
View
B
Retailer 13
-
€1,067 EUR
£939 GBP
View
B
Retailer 14
-
€1,602 EUR
$1,790 USD
View
Most Expensive
B
Do Amore Diamonds
23-797649699 · Oct 31
€1,683 EUR
$1,880 USD
View
14 more retailers have this diamond
Prices start from €187 EURSave up to €1,496 EUR

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
€187 EUR