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Round|Lab Grown|IGI

1.09ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG770644740

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770644740

Diamond specifications and retailer prices

From $150 USD
As of October 29, 2026
Save $825 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $975 USD at Flawless Fine Jewelry · As of October 29, 2026
View at Flawless Fine Jewelry

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 LG770644740 or 770644740. Listed at 17 retailers as of October 29, 2026, with prices from $150 to $975, a $825 spread on the same certified stone. Flawless Fine Jewelry lists it at $975. 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 angle35°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770644740
Dimensions6.57 × 6.60 × 4.12 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.57 mm6.60 mm1.09 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770644740
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 41.4°Culet: NoneDepth 62.6%

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 29
Current: $975 USD|Low: $150 USD|High: $991 USD|Avg: $448 USD|-1.5%
Flawless Fine Jewelry
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
October 29, 2026
Retailer 2$150 USD
Retailer 5$186 USD
Retailer 14$320 USD
Retailer 11$330 USD
Retailer 12$342 USD
Retailer 9$359 USD
Retailer 7$385 USD
Retailer 6$490 USD
Retailer 10$520 USD
Retailer 4$597 USD
Retailer 3$645 USD
Retailer 13$653 USD
Retailer 8$874 USD
Flawless Fine Jewelry$975 USD

44 data points across 14 retailers

17 retailers$150 USD to $975 USD

A
Cheapest Retailer
-
$150 USD
A
Retailer 2
-
$178 USD
View
A
Retailer 3
-
$186 USD
View
A
Retailer 4
-
$190 USD
View
A
Retailer 5
-
$320 USD
£252 GBP
View
A
Retailer 6
-
$330 USD
View
A
Retailer 7
-
$342 USD
View
B+
Retailer 8
-
$359 USD
€342 EUR
View
B+
Retailer 9
-
$385 USD
£303 GBP
View
B
Retailer 10
-
$490 USD
View
B+
Retailer 11
-
$520 USD
View
B
Retailer 12
-
$583 USD
View
Price last confirmed 43 days ago
B
Retailer 13
-
$597 USD
View
B
Retailer 14
-
$645 USD
View
B
Retailer 15
-
$653 USD
View
B
Retailer 16
-
$874 USD
£688 GBP
View
Most Expensive
B
Flawless Fine Jewelry
0422378A6 · Oct 29
$975 USD
£768 GBP
View
16 more retailers have this diamond
Prices start from $150 USDSave up to $825 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
$150 USD