Round|Lab Grown|IGI

1.45ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG776647209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG776647209

Diamond specifications and retailer prices

From $203 USD
As of October 29, 2026
Save $200 USD (50%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $830 USD at Brilliant Earth · As of October 11, 2026
View at Brilliant Earth

About this 1.45ct lab-grown round diamond

This 1.45ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776647209 or 776647209. Listed at 6 retailers as of October 25, 2026, with a 99% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776647209
Dimensions7.21 × 7.25 × 4.51 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.21 mm7.25 mm1.45 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776647209
Side View
Table 57.0%Crown 33.5°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $830 USD|Low: $147 USD|High: $1,400 USD|Avg: $597 USD|-40.7%
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
October 29, 2026
Retailer 2$203 USD
Retailer 9$231 USD
Retailer 13$381 USD
Retailer 7$387 USD
Retailer 6$403 USD
Retailer 8$475 USD
Retailer 3$532 USD
Retailer 5$592 USD
Retailer 4$679 USD
Retailer 10$702 USD
Retailer 11$795 USD
Brilliant Earth$830 USD
Retailer 12$1,148 USD

20 data points across 13 retailers

6 retailers$203 USD to $403 USD

A
Cheapest Retailer
-
$203 USD
Final sale: no returns
Retailer 2
-
$387 USD
ZAR 6,257 ZAR
View
Price last confirmed 43 days ago
A
Retailer 3
-
$403 USD
£317 GBP
View
Retailer 4
-
$592 USD
A$911 AUD
View
Price last confirmed 120 days ago
Retailer 5
-
$702 USD
View
Price last confirmed 51 days ago
Most Expensive
Brilliant Earth
19383109A · Oct 11
$830 USD
View
Price last confirmed 19 days ago
5 more retailers have this diamond
Prices start from $203 USDSave up to $200 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
1.45ct Round
$203 USD