Round|Lab Grown|IGI

1.50ct G IF Round Lab Grown Diamond

EX • G/IF • IGI LG850671381

Shape and cutting style on the report: Round brilliant

Certificate IGI LG850671381

Diamond specifications and retailer prices

From $268 USD
As of October 29, 2026
Save $2,983 USD (92%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,251 USD at Yadav Diamonds · As of October 30, 2026
View at Yadav 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG850671381 or 850671381. Listed at 20 retailers as of October 29, 2026, with prices from $268 to $3,251, a $2,983 spread on the same certified stone. Yadav Diamonds lists it at $3,251. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850671381
Dimensions7.43 × 7.45 × 4.40 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
7.43 mm7.45 mm1.50 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850671381
Side View
Table 60.0%Crown 32.4°Girdle: MediumPavilion 40.4°Culet: NoneDepth 59.1%

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: $332 USD|Low: $268 USD|High: $3,251 USD|Avg: $967 USD
Retailer 1
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Retailer 3
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Yadav Diamonds
October 31, 2026
Retailer 2$268 USD
Retailer 14$311 USD
Retailer 1$332 USD
Retailer 15$353 USD
Retailer 6$371 USD
Retailer 9$448 USD
Retailer 19$490 USD
Retailer 3$537 USD
Retailer 5$594 USD
Retailer 16$636 USD
Retailer 13$795 USD
Retailer 17$837 USD
Retailer 12$1,068 USD
Retailer 11$1,087 USD
Retailer 8$1,119 USD
Retailer 7$1,278 USD
Retailer 4$1,340 USD
Retailer 18$1,405 USD
Retailer 10$1,865 USD
Yadav Diamonds$3,251 USD

4 data points across 20 retailers

20 retailers$268 USD to $3,251 USD

A
Cheapest Retailer
-
$268 USD
A
Retailer 2
-
$311 USD
View
A
Retailer 3
-
$332 USD
View
A
Retailer 4
-
$353 USD
£278 GBP
View
A
Retailer 5
-
$371 USD
HK$2,900 HKD
View
B+
Retailer 6
-
$448 USD
View
A
Retailer 7
-
$490 USD
View
A
Retailer 8
-
$537 USD
€511 EUR
View
A
Retailer 9
-
$594 USD
View
A
Retailer 10
-
$636 USD
£501 GBP
View
B+
Retailer 11
-
$795 USD
View
B+
Retailer 12
-
$837 USD
View
B+
Retailer 13
-
$1,068 USD
View
B+
Retailer 14
-
$1,087 USD
SGD 1,469 SGD
View
B+
Retailer 15
-
$1,119 USD
View
B
Retailer 16
-
$1,278 USD
View
B
Retailer 17
-
$1,340 USD
£1,055 GBP
View
B
Retailer 18
-
$1,405 USD
View
B
Retailer 19
-
$1,865 USD
View
Most Expensive
B
Yadav Diamonds
13369211 · Oct 30
$3,251 USD
View
19 more retailers have this diamond
Prices start from $268 USDSave up to $2,983 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
$268 USD