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Round|Lab Grown|IGI

1.50ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG792695803

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792695803

Diamond specifications and retailer prices

From $192 USD
As of November 5, 2026
Save $938 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,130 USD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG792695803 or 792695803. Listed at 18 retailers as of November 5, 2026, with prices from $192 to $1,130, a $938 spread on the same certified stone. Brilliant Earth lists it at $1,130. 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
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792695803
Dimensions7.39 × 7.35 × 4.47 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm7.35 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792695803
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.7%

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: Nov 5
Current: $1,130 USD|Low: $192 USD|High: $1,146 USD|Avg: $553 USD|+2.7%
Brilliant Earth
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
Retailer 18
November 6, 2026
Retailer 8$192 USD
Retailer 4$214 USD
Retailer 3$223 USD
Retailer 16$238 USD
Retailer 9$240 USD
Retailer 5$417 USD
Retailer 10$419 USD
Retailer 11$428 USD
Retailer 2$435 USD
Retailer 15$518 USD
Retailer 18$571 USD
Retailer 12$632 USD
Retailer 14$710 USD
Retailer 17$766 USD
Retailer 6$779 USD
Retailer 7$819 USD
Retailer 13$1,111 USD
Brilliant Earth$1,130 USD

26 data points across 18 retailers

18 retailers$192 USD to $1,130 USD

A
Cheapest Retailer
-
$192 USD
A
Retailer 2
-
$214 USD
View
Final sale: no returns
A
Retailer 3
-
$223 USD
View
A
Retailer 4
-
$238 USD
View
Retailer 5
-
$240 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$417 USD
View
A
Retailer 7
-
$419 USD
View
A
Retailer 8
-
$428 USD
View
A
Retailer 9
-
$435 USD
View
A
Retailer 10
-
$518 USD
View
B+
Retailer 11
-
$571 USD
View
B+
Retailer 12
-
$632 USD
View
B+
Retailer 13
-
$710 USD
View
B
Retailer 14
-
$766 USD
View
B+
Retailer 15
-
$779 USD
View
B+
Retailer 16
-
$819 USD
View
B
Retailer 17
-
$1,111 USD
View
Most Expensive
B
Brilliant Earth
21501914A · Nov 5
$1,130 USD
View
17 more retailers have this diamond
Prices start from $192 USDSave up to $938 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
$192 USD