Round|Lab Grown|IGI

1.51ct H VVS2 Round Lab Grown Diamond

EX • H/VVS2 • IGI LG818689120

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818689120

Diamond specifications and retailer prices

From $201 USD
As of October 29, 2026
Save $972 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,173 USD at MOH London · As of October 29, 2026
View at MOH London

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 LG818689120 or 818689120. Listed at 19 retailers as of October 29, 2026, with prices from $201 to $1,173, a $972 spread on the same certified stone. MOH London lists it at $1,173. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818689120
Dimensions7.48 × 7.45 × 4.42 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.48 mm7.45 mm1.51 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818689120
Side View
Table 62.0%Crown 33.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.2%

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: Oct 29
Current: $1,173 USD|Low: $193 USD|High: $1,181 USD|Avg: $558 USD|+0.5%
MOH London
Retailer 2
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 31, 2026
Retailer 17$201 USD
Retailer 5$233 USD
Retailer 7$250 USD
Retailer 18$250 USD
Retailer 12$390 USD
Retailer 2$422 USD
Retailer 13$429 USD
Retailer 3$433 USD
Retailer 8$457 USD
Retailer 4$581 USD
Retailer 14$582 USD
Retailer 11$644 USD
Retailer 16$785 USD
Retailer 6$802 USD
Retailer 10$814 USD
Retailer 9$856 USD
Retailer 15$890 USD
MOH London$1,173 USD

42 data points across 18 retailers

19 retailers$201 USD to $1,173 USD

A
Cheapest Retailer
-
$201 USD
A
Retailer 2
-
$233 USD
View
A
Retailer 3
-
$250 USD
View
A
Retailer 4
-
$250 USD
View
A
Retailer 5
-
$390 USD
£307 GBP
View
A
Retailer 6
-
$422 USD
€402 EUR
View
A
Retailer 7
-
$429 USD
ZAR 6,923 ZAR
View
B+
Retailer 8
-
$433 USD
View
A
Retailer 9
-
$457 USD
View
B+
Retailer 10
-
$581 USD
View
A
Retailer 11
-
$582 USD
A$895 AUD
View
B+
Retailer 12
-
$644 USD
View
Retailer 13
-
$785 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
$802 USD
View
B
Retailer 15
-
$805 USD
View
B+
Retailer 16
-
$814 USD
SGD 1,100 SGD
View
B
Retailer 17
-
$856 USD
View
B
Retailer 18
-
$890 USD
View
Most Expensive
B
MOH London
LG818689120 · Oct 29
$1,173 USD
£924 GBP
View
18 more retailers have this diamond
Prices start from $201 USDSave up to $972 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
$201 USD