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Round|Lab Grown|IGI

1.50ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG848603822

Shape and cutting style on the report: Round brilliant

Certificate IGI LG848603822

Diamond specifications and retailer prices

From $190 USD
As of November 1, 2026
Save $973 USD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,163 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG848603822 or 848603822. Listed at 18 retailers as of November 1, 2026, with prices from $190 to $1,163, a $973 spread on the same certified stone. Reve Diamonds lists it at $1,163. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848603822
Dimensions7.34 × 7.36 × 4.42 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.34 mm7.36 mm1.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848603822
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 60.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $420 USD|Low: $181 USD|High: $1,163 USD|Avg: $561 USD|+5.9%
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
Reve Diamonds
November 2, 2026
Retailer 11$190 USD
Retailer 17$221 USD
Retailer 9$223 USD
Retailer 12$236 USD
Retailer 3$245 USD
Retailer 6$377 USD
Retailer 4$413 USD
Retailer 1$420 USD
Retailer 10$428 USD
Retailer 15$447 USD
Retailer 16$569 USD
Retailer 8$710 USD
Retailer 13$759 USD
Retailer 14$762 USD
Retailer 5$813 USD
Retailer 2$970 USD
Retailer 7$1,053 USD
Reve Diamonds$1,163 USD

10 data points across 18 retailers

18 retailers$190 USD to $1,163 USD

A
Cheapest Retailer
-
$190 USD
A
Retailer 2
-
$221 USD
View
Retailer 3
-
$223 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$236 USD
View
A
Retailer 5
-
$245 USD
View
Final sale: no returns
A
Retailer 6
-
$377 USD
€359 EUR
View
B+
Retailer 7
-
$413 USD
View
A
Retailer 8
-
$420 USD
£331 GBP
View
B+
Retailer 9
-
$428 USD
£337 GBP
View
A
Retailer 10
-
$447 USD
View
B+
Retailer 11
-
$569 USD
View
B+
Retailer 12
-
$710 USD
View
B
Retailer 13
-
$759 USD
View
B
Retailer 14
-
$762 USD
View
B
Retailer 15
-
$813 USD
View
B
Retailer 16
-
$970 USD
View
B
Retailer 17
-
$1,053 USD
£829 GBP
View
Most Expensive
B
Reve Diamonds
3986E71AD · Nov 1
$1,163 USD
View
17 more retailers have this diamond
Prices start from $190 USDSave up to $973 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
1.50ct Round
$190 USD