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Round|Lab Grown|IGI

1.20ct H VVS1 Round Lab Grown Diamond

EX • H/VVS1 • IGI LG442056189

Shape and cutting style on the report: Round brilliant

Certificate IGI LG442056189

Diamond specifications and retailer prices

From $401 USD
As of November 3, 2026
Save $1,178 USD (75%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,560 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG442056189 or 442056189. Listed at 14 retailers as of November 3, 2026, with a 294% 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
H
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442056189
Dimensions6.79 × 6.77 × 4.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
6.79 mm6.77 mm1.20 ctH / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG442056189
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $2,560 USD|Low: $252 USD|High: $6,360 USD|Avg: $1,191 USD|+18.0%
Do Amore Diamonds
Retailer 2
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Retailer 18
November 4, 2026
Retailer 18$252 USD
Retailer 3$280 USD
Retailer 14$401 USD
Retailer 15$515 USD
Retailer 6$582 USD
Retailer 16$586 USD
Retailer 7$664 USD
Retailer 12$679 USD
Retailer 17$827 USD
Retailer 2$969 USD
Retailer 10$1,087 USD
Retailer 13$1,097 USD
Retailer 5$1,140 USD
Retailer 9$1,203 USD
Retailer 4$1,277 USD
Retailer 11$1,579 USD
Do Amore Diamonds$2,560 USD
Retailer 8$6,360 USD

18 data points across 18 retailers

14 retailers$401 USD to $1,579 USD

Retailer 1
-
$226 USD
Price last confirmed 42 days ago
Retailer 2
-
$262 USD
View
Price last confirmed 43 days ago
Retailer 3
-
$276 USD
View
Price last confirmed 43 days ago
A
Retailer 4
-
$401 USD
View
B+
Retailer 5
-
$515 USD
View
B
Retailer 6
-
$586 USD
View
B
Retailer 7
-
$679 USD
View
B
Retailer 8
-
$827 USD
View
B
Retailer 9
-
$969 USD
View
Retailer 10
-
$993 USD
View
Price last confirmed 44 days ago
B
Retailer 11
-
$1,097 USD
View
B
Retailer 12
-
$1,277 USD
View
B
Retailer 13
-
$1,579 USD
View
Most Expensive
Do Amore Diamonds
27-23892CCCC · Nov 4
$2,560 USD
View
Price under review
13 more retailers have this diamond
Prices start from $401 USDSave up to $1,178 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
1.20ct Round
$401 USD