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Round|Lab Grown|IGI

1.51ct H VVS2 Round Lab Grown Diamond

ID • H/VVS2 • IGI LG781628118

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781628118

Diamond specifications and retailer prices

From $188 USD
As of November 3, 2026
Save $562 USD (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $750 USD at Friendly Diamonds · As of November 4, 2026
View at Friendly Diamonds

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG781628118 or 781628118. Listed at 12 retailers as of November 3, 2026, with prices from $188 to $750, a $562 spread on the same certified stone. Friendly Diamonds lists it at $750. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781628118
Dimensions7.45 × 7.43 × 4.46 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
7.45 mm7.43 mm1.51 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781628118
Side View
Table 59.0%Crown 34.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.0%

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: Nov 3
Current: $750 USD|Low: $187 USD|High: $810 USD|Avg: $431 USD|-3.6%
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 11$188 USD
Retailer 3$210 USD
Retailer 10$218 USD
Retailer 8$233 USD
Retailer 5$241 USD
Retailer 4$318 USD
Retailer 7$401 USD
Retailer 12$452 USD
Retailer 6$542 USD
Retailer 13$566 USD
Retailer 2$740 USD
Retailer 9$748 USD
Friendly Diamonds$750 USD

30 data points across 13 retailers

12 retailers$188 USD to $750 USD

A
Cheapest Retailer
-
$188 USD
A
Retailer 2
-
$210 USD
View
Final sale: no returns
A
Retailer 3
-
$218 USD
View
A
Retailer 4
-
$233 USD
View
B+
Retailer 5
-
$318 USD
View
A
Retailer 6
-
$401 USD
View
A
Retailer 7
-
$452 USD
View
A
Retailer 8
-
$542 USD
View
B+
Retailer 9
-
$566 USD
View
B+
Retailer 10
-
$740 USD
View
B+
Retailer 11
-
$748 USD
View
Most Expensive
B+
Friendly Diamonds
6276539 · Nov 4
$750 USD
View
11 more retailers have this diamond
Prices start from $188 USDSave up to $562 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
1.51ct Round
$188 USD