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Round|Lab Grown|IGI

1.18ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG12329707

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12329707

Diamond specifications and retailer prices

From $390 USD
As of November 3, 2026
Save $1,165 USD (75%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,520 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.18ct lab-grown round diamond

This 1.18ct 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 LG12329707 or 12329707. Listed at 14 retailers as of November 3, 2026, with a 299% 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

1.18
Carat
H
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12329707
Dimensions6.79 × 6.76 × 4.20 mm
L/W Ratio1.00
Culet sizeNone
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
6.79 mm6.76 mm1.18 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12329707
Side View
Table 58.0%Crown 35.5°Girdle: THN-UNDPavilion 41.1°Culet: NoneDepth 61.9%

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: $2,520 USD|Low: $250 USD|High: $2,520 USD|Avg: $808 USD
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
November 4, 2026
Retailer 12$250 USD
Retailer 3$276 USD
Retailer 8$390 USD
Retailer 9$510 USD
Retailer 10$579 USD
Retailer 6$669 USD
Retailer 11$818 USD
Retailer 2$954 USD
Retailer 7$1,081 USD
Retailer 4$1,256 USD
Retailer 5$1,555 USD
Do Amore Diamonds$2,520 USD

23 data points across 12 retailers

14 retailers$390 USD to $1,555 USD

Retailer 1
-
$222 USD
Price last confirmed 42 days ago
Retailer 2
-
$258 USD
View
Price last confirmed 43 days ago
Retailer 3
-
$272 USD
View
Price last confirmed 43 days ago
A
Retailer 4
-
$390 USD
View
B+
Retailer 5
-
$510 USD
View
B
Retailer 6
-
$579 USD
View
B
Retailer 7
-
$669 USD
View
B
Retailer 8
-
$818 USD
View
B
Retailer 9
-
$954 USD
View
Retailer 10
-
$978 USD
View
Price last confirmed 44 days ago
B
Retailer 11
-
$1,081 USD
View
B
Retailer 12
-
$1,256 USD
View
B
Retailer 13
-
$1,555 USD
View
Most Expensive
Do Amore Diamonds
27-546F45DDB · Nov 4
$2,520 USD
View
Price under review
13 more retailers have this diamond
Prices start from $390 USDSave up to $1,165 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
1.18ct Round
$390 USD