Round|Lab Grown|IGI

1.51ct H VVS2 Round Lab Grown Diamond

ID • H/VVS2 • IGI LG818686650

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818686650

Diamond specifications and retailer prices

From $256 USD
As of October 29, 2026
Save $1,161 USD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,417 USD at With Clarity · As of October 30, 2026
View at With Clarity

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 LG818686650 or 818686650. Listed at 18 retailers as of October 29, 2026, with prices from $256 to $1,417, a $1,161 spread on the same certified stone. With Clarity lists it at $1,417. 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 angle34.8°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818686650
Dimensions7.33 × 7.38 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.33 mm7.38 mm1.51 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818686650
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 41.4°Culet: NoneDepth 62.4%

Caratlytics Score

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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: $496 USD|Low: $246 USD|High: $1,389 USD|Avg: $657 USD|-0.9%
Retailer 1
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
Retailer 15
Retailer 16
Retailer 17
With Clarity
October 30, 2026
Retailer 17$256 USD
Retailer 5$297 USD
Retailer 2$317 USD
Retailer 7$317 USD
Retailer 16$475 USD
Retailer 9$476 USD
Retailer 1$496 USD
Retailer 3$531 USD
Retailer 12$545 USD
Retailer 11$570 USD
Retailer 4$580 USD
Retailer 13$740 USD
Retailer 15$800 USD
Retailer 14$825 USD
Retailer 6$1,020 USD
Retailer 8$1,072 USD
Retailer 10$1,279 USD
With Clarity$1,389 USD

43 data points across 18 retailers

18 retailers$256 USD to $1,417 USD

A
Cheapest Retailer
-
$256 USD
A
Retailer 2
-
$297 USD
View
A
Retailer 3
-
$317 USD
View
A
Retailer 4
-
$317 USD
View
A
Retailer 5
-
$475 USD
View
A
Retailer 6
-
$476 USD
View
A
Retailer 7
-
$496 USD
£391 GBP
View
B+
Retailer 8
-
$531 USD
View
A
Retailer 9
-
$545 USD
ZAR 8,810 ZAR
View
B+
Retailer 10
-
$570 USD
€543 EUR
View
B+
Retailer 11
-
$580 USD
View
B+
Retailer 12
-
$740 USD
A$1,138 AUD
View
B+
Retailer 13
-
$800 USD
View
Retailer 14
-
$825 USD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$1,020 USD
View
B
Retailer 16
-
$1,072 USD
View
B
Retailer 17
-
$1,279 USD
£1,007 GBP
View
Most Expensive
B
With Clarity
818686650 · Oct 30
$1,417 USD
View
17 more retailers have this diamond
Prices start from $256 USDSave up to $1,161 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
$256 USD