Round|Lab Grown|IGI

1.20ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG492113522

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492113522

Diamond specifications and retailer prices

From $680 USD
As of October 30, 2026
Save $1,218 USD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,135 USD at RockHer · As of October 29, 2026
View at RockHer

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG492113522 or 492113522. Listed at 12 retailers as of October 30, 2026, with a 179% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
I
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492113522
Dimensions6.91 × 6.86 × 4.16 mm
L/W Ratio1.01
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
6.91 mm6.86 mm1.20 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492113522
Side View
Table 58.5%Crown 33.5°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $680 USD|Low: $680 USD|High: $5,688 USD|Avg: $2,776 USD|-32.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
RockHer
October 30, 2026
Retailer 1$680 USD
Retailer 8$1,694 USD
Retailer 12$1,898 USD
Retailer 9$1,965 USD
Retailer 11$1,965 USD
Retailer 3$2,017 USD
RockHer$2,135 USD
Retailer 2$2,610 USD
Retailer 10$3,086 USD
Retailer 7$3,389 USD
Retailer 5$3,613 USD
Retailer 4$4,399 USD
Retailer 6$5,643 USD

23 data points across 13 retailers

12 retailers$680 USD to $1,898 USD

B+
Cheapest Retailer
-
$680 USD
B
Retailer 2
-
$1,694 USD
View
B
Retailer 3
-
$1,843 USD
View
B
Retailer 4
-
$1,898 USD
View
Final sale: no returns
Retailer 5
-
$1,965 USD
View
Price under review
Retailer 6
-
$1,965 USD
View
Price under review
Most Expensive
RockHer
igi-1d550e72 · Oct 29
$2,135 USD
View
Price under review
6 more retailers have this diamond
Prices start from $680 USDSave up to $1,218 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.

B+
1.20ct Round
$680 USD