Radiant|Lab Grown|IGI

1.71ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG648473836

Certificate IGI LG648473836

Diamond specifications and retailer prices

From $265 USD
Save $1,030 USD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,100 USD at Brilliant Earth
View at Brilliant Earth

About this 1.71ct lab-grown radiant diamond

This 1.71ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG648473836 or 648473836. Listed at 16 retailers, with a 389% 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

1.71
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648473836
Dimensions8.32 × 5.93 × 4.03 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.32 mm5.93 mm1.71 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648473836
Side View
Table 66.0%Crown 47.1°Girdle: MediumPavilion 35.3°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 27
Current: $2,100 USD|Low: $265 USD|High: $2,600 USD|Avg: $883 USD|-19.2%
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
September 28, 2026
Retailer 9$265 USD
Retailer 12$280 USD
Retailer 11$283 USD
Retailer 4$457 USD
Retailer 10$481 USD
Retailer 13$487 USD
Retailer 8$515 USD
Retailer 14$619 USD
Retailer 3$632 USD
Retailer 6$963 USD
Retailer 5$1,021 USD
Retailer 2$1,148 USD
Retailer 7$1,295 USD
Brilliant Earth$2,100 USD

34 data points across 14 retailers

16 retailers$265 USD to $1,295 USD

A
Cheapest Retailer
-
$265 USD
A
Retailer 2
-
$280 USD
View
A
Retailer 3
-
$283 USD
View
B+
Retailer 4
-
$457 USD
View
A
Retailer 5
-
$481 USD
ZAR 7,767 ZAR
View
A
Retailer 6
-
$487 USD
€464 EUR
View
A
Retailer 7
-
$506 USD
£399 GBP
View
Price last confirmed 16 days ago
A
Retailer 8
-
$515 USD
£406 GBP
View
B+
Retailer 9
-
$619 USD
View
B+
Retailer 10
-
$632 USD
View
B+
Retailer 11
-
$795 USD
View
B
Retailer 12
-
$963 USD
View
B
Retailer 13
-
$1,021 USD
£804 GBP
View
Price last confirmed 17 days ago
B
Retailer 14
-
$1,148 USD
£904 GBP
View
B
Retailer 15
-
$1,295 USD
View
Most Expensive
B
Brilliant Earth
11507279A · Sep 15
$2,100 USD
View
Price last confirmed 16 days ago
15 more retailers have this diamond
Prices start from $265 USDSave up to $1,030 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.

A
1.71ct Radiant
$265 USD