Round|Lab Grown|IGI

1.09ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG818686654

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818686654

Diamond specifications and retailer prices

From $153 USD
As of October 26, 2026
Save $736 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $889 USD at MOH London · As of October 25, 2026
View at MOH London

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818686654 or 818686654. Listed at 15 retailers as of October 25, 2026, with prices from $153 to $889, a $736 spread on the same certified stone. MOH London lists it at $889. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818686654
Dimensions6.58 × 6.54 × 4.09 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.58 mm6.54 mm1.09 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818686654
Side View
Table 56.0%Crown 33.8°Girdle: Slightly ThickPavilion 40.9°Culet: NoneDepth 62.3%

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 26
Current: $889 USD|Low: $153 USD|High: $898 USD|Avg: $460 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 9$153 USD
Retailer 10$190 USD
Retailer 7$314 USD
Retailer 4$331 USD
Retailer 11$346 USD
Retailer 8$357 USD
Retailer 6$391 USD
Retailer 5$490 USD
Retailer 2$520 USD
Retailer 12$649 USD
Retailer 3$666 USD
MOH London$889 USD

43 data points across 12 retailers

15 retailers$153 USD to $889 USD

A
Cheapest Retailer
-
$153 USD
A
Retailer 2
-
$178 USD
View
A
Retailer 3
-
$190 USD
View
A
Retailer 4
-
$190 USD
View
A
Retailer 5
-
$314 USD
£247 GBP
View
A
Retailer 6
-
$331 USD
View
B+
Retailer 7
-
$346 USD
View
B+
Retailer 8
-
$357 USD
€340 EUR
View
B+
Retailer 9
-
$391 USD
£308 GBP
View
B
Retailer 10
-
$490 USD
View
B+
Retailer 11
-
$520 USD
View
B
Retailer 12
-
$610 USD
View
B
Retailer 13
-
$662 USD
View
B
Retailer 14
-
$666 USD
View
Most Expensive
B
MOH London
LG818686654 · Oct 25
$889 USD
£700 GBP
View
14 more retailers have this diamond
Prices start from $153 USDSave up to $736 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 Round
$153 USD